https://geoffreychen.com/why-an-upside-down-face-is-harder-to-recognise/ 2026-09-04T16:59:15Z Geoffrey Chen en Why Is a Familiar Face Harder to Recognise Upside Down? 2026-09-04T16:59:15Z Blog https://geoffreychen.com/must-i-split-the-difference-with-an-epistemic-peer/ 2026-09-04T16:57:10Z Geoffrey Chen en Must I Split the Difference with an Equally Reliable Disagreer? 2026-09-04T16:57:10Z Blog https://geoffreychen.com/why-both-pupils-constrict-when-light-enters-one-eye/ 2026-09-04T16:55:18Z Geoffrey Chen en Why Do Both Pupils Constrict When Light Enters One Eye? 2026-09-04T16:55:18Z Blog https://geoffreychen.com/counterexample-one-case-can-refute-a-universal-claim/ 2026-09-04T16:53:28Z Geoffrey Chen en Counterexample: Why Can One Case Refute a Universal Claim? 2026-09-04T16:53:28Z Blog https://geoffreychen.com/bourke-why-a-rebuilt-wharf-still-explains-the-real-town/ 2026-09-04T16:51:31Z Geoffrey Chen en Bourke: Why Can a Rebuilt Wharf Still Explain the Real Town? 2026-09-04T16:51:31Z Blog https://geoffreychen.com/how-string-figures-passed-between-two-pairs-of-hands/ 2026-09-04T16:49:12Z Geoffrey Chen en How Did One Loop of String Keep Changing Between Two Pairs of Hands? 2026-09-04T16:49:12Z Blog https://geoffreychen.com/why-timpani-can-produce-a-definite-pitch/ 2026-09-04T16:47:07Z Geoffrey Chen en Why Can Timpani Produce a Definite Pitch? 2026-09-04T16:47:07Z Blog https://geoffreychen.com/why-spaced-reviews-improve-long-term-retention/ 2026-09-04T12:08:11Z Geoffrey Chen en Why Are Four Spaced Reviews Easier to Retain? 2026-09-04T12:08:11Z Blog https://geoffreychen.com/is-causing-offence-enough-to-justify-a-ban/ 2026-09-04T12:06:13Z Geoffrey Chen en Is Causing Offence Enough to Justify a Ban? 2026-09-04T12:06:13Z Blog https://geoffreychen.com/why-ketchup-flows-more-easily-when-squeezed/ 2026-09-04T12:04:11Z Geoffrey Chen en Why Does Ketchup Flow More Easily When Squeezed? 2026-09-04T12:04:11Z Blog https://geoffreychen.com/namespaces-let-the-same-name-exist-in-different-scopes/ 2026-09-04T12:02:14Z Geoffrey Chen en Namespaces: Why Do Identical Names Not Always Conflict? 2026-09-04T12:02:14Z Blog https://geoffreychen.com/sustenesis-observation-2026-09-04/ 2026-09-04T12:00:19Z Geoffrey Chen en Sustenesis Daily Briefing — 4 September 2026: China, Australia and the United States 2026-09-04T12:00:19Z Blog https://geoffreychen.com/thatll-do-can-mean-enough-or-stop-now/ 2026-09-04T10:20:34Z Geoffrey Chen en “That’ll Do” Can Mean “That’s Enough” or “That’s Fine” 2026-09-04T10:20:34Z Blog https://geoffreychen.com/be-troubled-by-inability-not-by-being-unknown/ 2026-09-04T10:18:51Z Geoffrey Chen en Be Troubled by Inability, Not by Being Unknown 2026-09-04T10:18:51Z Blog https://geoffreychen.com/why-simultaneous-chord-notes-need-not-sound-equally-loud/ 2026-09-04T10:16:47Z Geoffrey Chen en Why Should Simultaneous Chord Notes Not All Sound Equally Loud? 2026-09-04T10:16:47Z Blog https://geoffreychen.com/orroroo-how-a-climate-boundary-enters-town-life/ 2026-09-04T10:15:01Z Geoffrey Chen en Orroroo: How Does a Climate Boundary Enter Everyday Town Life? 2026-09-04T10:15:01Z Blog https://geoffreychen.com/how-a-clay-whistle-carried-the-market-into-a-childs-pocket/ 2026-09-04T10:12:51Z Geoffrey Chen en How Did a Clay Whistle Carry the Market into a Child’s Pocket? 2026-09-04T10:12:51Z Blog https://geoffreychen.com/why-the-clarinet-jumps-a-twelfth-between-registers/ 2026-09-04T10:10:39Z Geoffrey Chen en Why Does the Clarinet Jump a Twelfth Between Registers? 2026-09-04T10:10:39Z Blog https://geoffreychen.com/why-a-phone-can-seem-to-vibrate-when-it-did-not/ 2026-09-04T10:08:15Z Geoffrey Chen en Why Can a Phone Seem to Vibrate When It Did Not? 2026-09-04T10:08:15Z Blog https://geoffreychen.com/why-enjoying-a-shared-benefit-without-contributing-is-free-riding/ 2026-09-04T10:06:21Z Geoffrey Chen en Why Is Enjoying a Shared Benefit Without Contributing Free Riding? 2026-09-04T10:06:21Z Blog https://geoffreychen.com/why-a-candle-flame-points-upward/ 2026-09-04T10:04:23Z Geoffrey Chen en Why Does a Candle Flame Point Upwards? 2026-09-04T10:04:23Z Blog https://geoffreychen.com/aliasing-lets-different-names-refer-to-the-same-thing/ 2026-09-04T10:02:26Z Geoffrey Chen en Aliasing: How Can Two Names Refer to the Same Thing? 2026-09-04T10:02:26Z Blog https://geoffreychen.com/why-the-beginning-and-end-of-a-list-are-remembered-best/ 2026-09-04T05:39:17Z Geoffrey Chen en Why Are the Beginning and End of a List Easier to Remember? 2026-09-04T05:39:17Z Blog https://geoffreychen.com/do-exceptions-make-a-rule-arbitrary/ 2026-09-04T05:37:30Z Geoffrey Chen en Do Exceptions Make a Rule Arbitrary? 2026-09-04T05:37:30Z Blog https://geoffreychen.com/why-a-rubbed-balloon-sticks-to-a-wall/ 2026-09-04T05:35:44Z Geoffrey Chen en Why Does a Balloon Stick to a Wall After Being Rubbed on Hair? 2026-09-04T05:35:44Z Blog https://geoffreychen.com/defaults-turn-no-selection-into-a-system-action/ 2026-09-04T05:34:01Z Geoffrey Chen en Defaults: How Does a System Continue When No Choice Is Made? 2026-09-04T05:34:01Z Blog https://geoffreychen.com/five-year-cvd-risk-10-percent-treatment/ 2026-09-04T05:00:00Z Geoffrey Chen en Why Can a 10% Five-Year Cardiovascular Risk Change Whether Preventive Medication Is Started? 2026-09-04T05:00:00Z Blog https://geoffreychen.com/why-first-information-shapes-an-impression/ 2026-09-03T23:55:46Z Geoffrey Chen en Why Does Earlier Information Shape a First Impression? 2026-09-03T23:55:46Z Blog https://geoffreychen.com/does-saying-sorry-complete-an-apology/ 2026-09-03T23:54:03Z Geoffrey Chen en Does Saying ‘Sorry’ Complete an Apology? 2026-09-03T23:54:03Z Blog https://geoffreychen.com/why-yeast-makes-dough-rise/ 2026-09-03T23:52:21Z Geoffrey Chen en Why Can Yeast Make Dough Rise? 2026-09-03T23:52:21Z Blog https://geoffreychen.com/interoperability-requires-shared-meaning-not-just-connection/ 2026-09-03T23:50:32Z Geoffrey Chen en Interoperability: Why Is Exchanging Data Not Yet Working Together? 2026-09-03T23:50:32Z Blog https://geoffreychen.com/ai-philosophy-observation-public-road-use-needs-public-legitimacy/ 2026-09-03T23:48:49Z Geoffrey Chen en AI Philosophy Observations | Entering Public Roads Is Not the Same as Earning Public Legitimacy 2026-09-03T23:48:49Z Blog https://geoffreychen.com/shanghai-hotel-shenzhen-youth/ 2026-09-03T23:46:48Z Geoffrey Chen en Shanghai Hotel — A Piece of Time Preserved from Shenzhen’s Youth 2026-09-03T23:14:45Z Blog https://geoffreychen.com/ai-technology-observation-2026-09-04-08/ 2026-09-03T23:11:26Z Geoffrey Chen en AI Technology Observations | 4 September 2026, 08:00 2026-09-03T23:11:26Z Blog https://geoffreychen.com/in-a-tick-means-in-a-very-short-time/ 2026-09-03T23:10:42Z Geoffrey Chen en ‘I'll Be with You in a Tick’ Means ‘I'll Be with You Very Soon’ 2026-09-03T23:10:42Z Blog https://geoffreychen.com/a-student-need-not-be-inferior-to-the-teacher/ 2026-09-03T23:08:59Z Geoffrey Chen en A Student Need Not Be Inferior to the Teacher 2026-09-03T23:08:59Z Blog https://geoffreychen.com/why-repeat-endings-must-be-practised-as-branch-points/ 2026-09-03T23:06:55Z Geoffrey Chen en Why Do First and Second Endings Still Go Wrong after the Repeat Is Learnt? 2026-09-03T23:06:55Z Blog https://geoffreychen.com/tibooburra-how-a-town-without-a-council-governs-itself/ 2026-09-03T23:05:06Z Geoffrey Chen en Tibooburra: How Does a Town Govern Itself without a Local Council? 2026-09-03T23:05:06Z Blog https://geoffreychen.com/how-leapfrog-turned-a-schoolyard-into-a-vaulting-course/ 2026-09-03T23:03:09Z Geoffrey Chen en How Did Leapfrog Turn a Schoolyard into a Vaulting Course? 2026-09-03T23:03:09Z Blog https://geoffreychen.com/why-a-string-mute-changes-colour-not-just-volume/ 2026-09-03T23:01:19Z Geoffrey Chen en Why Does a String Mute Change Colour, Not Just Volume? 2026-09-03T23:01:19Z Blog https://geoffreychen.com/standard-drink-10-grams-individual-risk/ 2026-09-03T23:00:00Z Geoffrey Chen en If One Standard Drink Contains 10 Grams of Alcohol, Why Can’t It Represent Everyone’s Risk? 2026-09-03T23:00:00Z Blog https://geoffreychen.com/why-background-conversation-is-harder-to-ignore-than-steady-noise/ 2026-09-03T22:59:16Z Geoffrey Chen en Why Is Background Conversation Harder to Ignore Than a Steady Hum? 2026-09-03T22:59:16Z Blog https://geoffreychen.com/does-a-simpler-explanation-have-to-be-truer/ 2026-09-03T22:57:30Z Geoffrey Chen en Must a Simpler Explanation Be More Likely to Be True? 2026-09-03T22:57:30Z Blog https://geoffreychen.com/boundary-objects-coordinate-without-complete-agreement/ 2026-09-03T22:55:50Z Geoffrey Chen en Boundary Objects: How Can People Cooperate Without Complete Agreement? 2026-09-03T22:55:50Z Blog https://geoffreychen.com/why-if-then-plans-are-easier-to-remember/ 2026-09-03T17:08:50Z Geoffrey Chen en Why Are If–Then Plans Easier to Remember? 2026-09-03T17:08:50Z Blog https://geoffreychen.com/why-doing-the-right-thing-can-still-leave-moral-regret/ 2026-09-03T17:06:57Z Geoffrey Chen en Why Can Doing the Right Thing Still Leave Moral Regret? 2026-09-03T17:06:57Z Blog https://geoffreychen.com/why-popcorn-turns-inside-out-when-it-pops/ 2026-09-03T17:05:04Z Geoffrey Chen en Why Does a Popcorn Kernel Suddenly Turn Inside Out? 2026-09-03T17:05:04Z Blog https://geoffreychen.com/substitutability-preserves-function-across-replacement/ 2026-09-03T17:03:07Z Geoffrey Chen en Substitutability: Why Can a System Keep Working After a Part Is Replaced? 2026-09-03T17:03:07Z Blog https://geoffreychen.com/how-a-lump-of-clay-became-a-mud-popper/ 2026-09-03T17:01:15Z Geoffrey Chen en How Did a Lump of Clay Make a Sharp Pop? 2026-09-03T17:01:15Z Blog https://geoffreychen.com/why-portamento-is-not-a-blurred-connection-between-notes/ 2026-09-03T16:59:09Z Geoffrey Chen en Why Is Portamento More Than a Blurred Connection Between Notes? 2026-09-03T16:59:09Z Blog https://geoffreychen.com/when-difference-becomes-defect/ 2026-09-03T13:09:14Z Geoffrey Chen en When Difference Becomes Defect—Autism, Genius, and Society’s Measure of “Normal” 2026-09-03T13:09:14Z Blog https://geoffreychen.com/why-the-second-target-can-vanish-from-awareness/ 2026-09-03T11:59:52Z Geoffrey Chen en Why Can a Second Target Vanish Just After the First? 2026-09-03T11:59:52Z Blog https://geoffreychen.com/can-an-impossible-action-still-be-a-duty/ 2026-09-03T11:58:14Z Geoffrey Chen en Can an Impossible Action Still Be a Duty? 2026-09-03T11:58:14Z Blog https://geoffreychen.com/why-zero-point-nine-repeating-equals-one/ 2026-09-03T11:43:21Z Geoffrey Chen en Why Does 0.999… Equal 1 Exactly? 2026-09-03T11:43:21Z Blog https://geoffreychen.com/closure-keeps-results-within-the-same-domain/ 2026-09-03T11:41:44Z Geoffrey Chen en Closure: Why Does an Operation Keep Results in the Same Domain? 2026-09-03T11:41:44Z Blog https://geoffreychen.com/sustenesis-observation-2026-09-03/ 2026-09-03T11:39:25Z Geoffrey Chen en Sustenesis Daily Briefing — 3 September 2026: China, Australia and the United States 2026-09-03T11:39:25Z Blog https://geoffreychen.com/its-all-sorted-means-everything-is-arranged/ 2026-09-03T11:00:13Z Geoffrey Chen en “It’s All Sorted” Means “Everything Is Arranged” 2026-09-03T11:00:13Z Blog https://geoffreychen.com/a-fleabane-among-hemp-grows-straight/ 2026-09-03T10:58:27Z Geoffrey Chen en A Fleabane Among Hemp Grows Straight Without Support 2026-09-03T10:58:27Z Blog https://geoffreychen.com/why-switch-passages-before-one-feels-perfect/ 2026-09-03T10:56:24Z Geoffrey Chen en Why Switch Passages Before One Feels Perfect? 2026-09-03T10:56:24Z Blog https://geoffreychen.com/strahan-why-the-harbour-is-the-towns-main-street/ 2026-09-03T10:54:48Z Geoffrey Chen en Strahan: Why Is the Harbour the Town’s Real Main Street? 2026-09-03T10:54:48Z Blog https://geoffreychen.com/how-ice-lolly-sticks-became-a-tiny-house/ 2026-09-03T10:52:46Z Geoffrey Chen en How Did Ice-Lolly Sticks Become a Tiny House? 2026-09-03T10:52:46Z Blog https://geoffreychen.com/why-concertmaster-coordinates-orchestral-bowings/ 2026-09-03T10:50:46Z Geoffrey Chen en Why Does the Concertmaster Coordinate Orchestral Bowings? 2026-09-03T10:50:46Z Blog https://geoffreychen.com/why-knowing-the-answer-makes-novice-difficulty-hard-to-see/ 2026-09-03T10:48:27Z Geoffrey Chen en Why Does Knowing the Answer Hide a Beginner's Difficulty? 2026-09-03T10:48:27Z Blog https://geoffreychen.com/if-everyone-did-it-would-it-be-wrong/ 2026-09-03T10:46:45Z Geoffrey Chen en If Everyone Did It, Would That Make the Act Wrong? 2026-09-03T10:46:45Z Blog https://geoffreychen.com/why-copper-turns-green-outdoors/ 2026-09-03T10:45:06Z Geoffrey Chen en Why Does Copper Slowly Turn Green Outdoors? 2026-09-03T10:45:06Z Blog https://geoffreychen.com/explainability-requires-more-than-accurate-prediction/ 2026-09-03T10:43:28Z Geoffrey Chen en Explainability: Why Accurate Prediction Is Not Yet an Explanation 2026-09-03T10:43:28Z Blog https://geoffreychen.com/crash-dummy-50th-percentile-male/ 2026-09-03T05:00:00Z Geoffrey Chen en Can a ‘50th-Percentile Male’ Crash-Test Dummy Represent Everyone in the Car? 2026-09-03T05:00:00Z Blog https://geoffreychen.com/why-self-generated-answers-are-easier-to-remember/ 2026-09-03T05:12:39Z Geoffrey Chen en Why Are Self-Generated Answers Easier to Remember? 2026-09-03T04:44:37Z Blog https://geoffreychen.com/does-an-identical-replacement-fully-compensate-a-loss/ 2026-09-03T04:42:41Z Geoffrey Chen en Does an Identical Replacement Fully Compensate a Loss? 2026-09-03T04:42:41Z Blog https://geoffreychen.com/why-honey-crystallises-in-the-jar/ 2026-09-03T04:41:02Z Geoffrey Chen en Why Does Honey Crystallise in the Jar? 2026-09-03T04:41:02Z Blog https://geoffreychen.com/compression-preserves-information-by-removing-redundancy/ 2026-09-03T04:39:26Z Geoffrey Chen en Compression: How Can Fewer Symbols Preserve Information? 2026-09-03T04:39:26Z Blog https://geoffreychen.com/why-pizzicato-is-not-just-a-short-bowed-note/ 2026-09-03T04:37:31Z Geoffrey Chen en Why Is Pizzicato Not Just a Shorter Bowed Note? 2026-09-03T04:37:31Z Blog https://geoffreychen.com/why-stepping-away-can-help-solve-a-stuck-problem/ 2026-09-03T00:00:33Z Geoffrey Chen en Why Can Stepping Away Help Solve a Problem You're Stuck On? 2026-09-03T00:00:33Z Blog https://geoffreychen.com/can-a-property-agent-take-photos-during-a-routine-inspection-nsw-act/ 2026-09-03T00:00:00Z Geoffrey Chen en Routine inspection时中介可以拍照吗？ / Can an Agent Take Photos During a Routine Inspection? 2026-09-03T00:00:00Z Blog https://geoffreychen.com/can-an-idea-be-owned-like-a-chair/ 2026-09-02T23:58:51Z Geoffrey Chen en Can an Idea Be Owned Like a Chair? 2026-09-02T23:58:51Z Blog https://geoffreychen.com/ai-philosophy-observation-uncertainty-without-self-knowledge/ 2026-09-02T23:57:11Z Geoffrey Chen en AI Philosophy Observations | Saying “I Don’t Know” Is Not Yet Self-Knowledge 2026-09-02T23:57:11Z Blog https://geoffreychen.com/why-a-spinning-coin-wobbles-faster-before-stopping/ 2026-09-02T23:56:11Z Geoffrey Chen en Why Does a Spinning Coin Wobble Faster Just Before It Stops? 2026-09-02T23:56:11Z Blog https://geoffreychen.com/non-monotonic-reasoning-allows-conclusions-to-be-retracted/ 2026-09-02T23:54:33Z Geoffrey Chen en Non-monotonic Reasoning: Why Can More Information Retract an Earlier Conclusion? 2026-09-02T23:54:33Z Blog https://geoffreychen.com/egfr-59-60-kidney-equation/ 2026-09-02T23:00:00Z Geoffrey Chen en Between an eGFR of 59 and 60, How Does an Equation Change the Judgement of Chronic Kidney Disease? 2026-09-02T23:00:00Z Blog https://geoffreychen.com/ai-technology-observation-2026-09-03-08/ 2026-09-02T22:50:41Z Geoffrey Chen en AI Technology Observations | 3 September 2026, 08:00 2026-09-02T22:50:41Z Blog https://geoffreychen.com/how-did-you-go-asks-about-the-result/ 2026-09-02T22:49:51Z Geoffrey Chen en Why Doesn't “How Did You Go?” Necessarily Ask About Travel? 2026-09-02T22:49:51Z Blog https://geoffreychen.com/without-genuineness-one-cannot-move-others/ 2026-09-02T22:48:15Z Geoffrey Chen en Without Genuineness and Sincerity, One Cannot Move Others 2026-09-02T22:48:15Z Blog https://geoffreychen.com/why-counting-aloud-can-disrupt-a-familiar-passage/ 2026-09-02T22:46:25Z Geoffrey Chen en Why Can Counting Aloud Disrupt a Passage You Could Already Play? 2026-09-02T22:46:25Z Blog https://geoffreychen.com/mingenew-why-grain-handling-explains-the-town/ 2026-09-02T22:44:53Z Geoffrey Chen en Mingenew: Why Does Grain Handling Explain the Town Better Than Its Old Street? 2026-09-02T22:44:53Z Blog https://geoffreychen.com/how-four-paper-slips-created-a-game-of-hidden-roles/ 2026-09-02T22:42:59Z Geoffrey Chen en How Did Four Paper Slips Create a Hidden-Role Game? 2026-09-02T22:42:59Z Blog https://geoffreychen.com/why-violin-vibrato-is-more-than-wavering-pitch/ 2026-09-02T22:41:08Z Geoffrey Chen en Why Is Violin Vibrato More Than a Wavering Pitch? 2026-09-02T22:41:08Z Blog https://geoffreychen.com/why-a-watch-fades-from-awareness/ 2026-09-02T22:39:02Z Geoffrey Chen en Why Does a Watch Fade from Awareness After a While? 2026-09-02T22:39:02Z Blog https://geoffreychen.com/can-testimony-give-us-knowledge/ 2026-09-02T22:37:21Z Geoffrey Chen en Can What Others Tell Me Count as Knowledge? 2026-09-02T22:37:21Z Blog https://geoffreychen.com/why-paper-towels-draw-water-upwards/ 2026-09-02T22:35:58Z Geoffrey Chen en Why Can a Paper Towel Draw Water Upwards? 2026-09-02T22:35:58Z Blog https://geoffreychen.com/regularisation-trades-perfect-fit-for-reliable-generalisation/ 2026-09-02T22:34:27Z Geoffrey Chen en Regularisation: Why Can a Less Exact Fit Be More Reliable? 2026-09-02T22:34:27Z Blog https://geoffreychen.com/why-a-smell-can-suddenly-bring-back-the-past/ 2026-09-02T17:12:37Z Geoffrey Chen en Why Can a Smell Suddenly Bring Back the Past? 2026-09-02T17:12:37Z Blog https://geoffreychen.com/can-we-have-moral-duties-to-ourselves/ 2026-09-02T17:10:47Z Geoffrey Chen en Can We Have Moral Duties to Ourselves? 2026-09-02T17:10:47Z Blog https://geoffreychen.com/why-stainless-steel-can-still-rust/ 2026-09-02T17:09:09Z Geoffrey Chen en Why Can Stainless Steel Still Rust? 2026-09-02T17:09:09Z Blog https://geoffreychen.com/equivalence-treats-differences-as-irrelevant-to-a-question/ 2026-09-02T17:07:23Z Geoffrey Chen en Equivalence: How Can Different Things Still Count as the Same? 2026-09-02T17:07:23Z Blog https://geoffreychen.com/how-a-bamboo-dragonfly-flew-from-two-palms/ 2026-09-02T17:05:33Z Geoffrey Chen en How Did a Bamboo Dragonfly Fly from Two Palms? 2026-09-02T17:05:33Z Blog https://geoffreychen.com/why-piano-voicing-is-different-from-tuning/ 2026-09-02T17:03:44Z Geoffrey Chen en Why Is Piano Voicing Different from Tuning? 2026-09-02T17:03:44Z Blog https://geoffreychen.com/why-we-overestimate-how-many-people-agree-with-us/ 2026-09-02T12:04:17Z Geoffrey Chen en Why Do We Overestimate How Many People Agree with Us? 2026-09-02T12:04:17Z Blog https://geoffreychen.com/can-voting-be-rational-when-one-vote-rarely-decides/ 2026-09-02T12:02:45Z Geoffrey Chen en Can Voting Be Rational When One Vote Rarely Decides? 2026-09-02T12:02:45Z Blog https://geoffreychen.com/why-a-wet-finger-can-make-a-glass-sing/ 2026-09-02T12:01:10Z Geoffrey Chen en Why Can a Wet Finger Make a Glass Sing? 2026-09-02T12:01:10Z Blog https://geoffreychen.com/convention-turns-shared-choice-into-real-constraint/ 2026-09-02T11:59:35Z Geoffrey Chen en Convention: How Can a Human-Made Rule Create Real Constraints? 2026-09-02T11:59:35Z Blog https://geoffreychen.com/sustenesis-observation-2026-09-02/ 2026-09-02T11:28:11Z Geoffrey Chen en Sustenesis Daily Briefing — 2 September 2026: China, Australia and the United States 2026-09-02T11:28:11Z Blog https://geoffreychen.com/what-are-you-after-means-what-are-you-looking-for/ 2026-09-02T11:27:22Z Geoffrey Chen en “What Are You After?” Means “What Are You Looking For?” 2026-09-02T11:27:22Z Blog https://geoffreychen.com/words-should-not-exceed-deeds/ 2026-09-02T11:25:45Z Geoffrey Chen en One Should Be Ashamed When Words Exceed Deeds 2026-09-02T11:25:45Z Blog https://geoffreychen.com/why-half-pedalling-has-no-fixed-foot-position/ 2026-09-02T11:23:56Z Geoffrey Chen en Why Doesn't Half-Pedalling Have One Fixed Foot Position? 2026-09-02T11:23:56Z Blog https://geoffreychen.com/marysville-why-rebuilding-does-not-mean-restoring-the-past/ 2026-09-02T11:22:18Z Geoffrey Chen en Marysville: Why Doesn't Rebuilding Mean Restoring the Past? 2026-09-02T11:22:18Z Blog https://geoffreychen.com/how-a-bamboo-tube-became-a-summer-water-squirter/ 2026-09-02T11:20:26Z Geoffrey Chen en How Did a Bamboo Tube Become a Summer Water Squirter? 2026-09-02T11:20:26Z Blog https://geoffreychen.com/why-parallel-chords-can-move-without-traditional-resolution/ 2026-09-02T11:18:38Z Geoffrey Chen en Why Can Parallel Chords Move Without Traditional Resolution? 2026-09-02T11:18:38Z Blog https://geoffreychen.com/why-we-can-justify-a-choice-we-did-not-make/ 2026-09-02T11:16:37Z Geoffrey Chen en Why Can We Justify a Choice We Did Not Make? 2026-09-02T11:16:37Z Blog https://geoffreychen.com/must-one-of-two-contradictory-claims-be-false/ 2026-09-02T11:14:58Z Geoffrey Chen en Must One of Two Contradictory Claims Be False? 2026-09-02T11:14:58Z Blog https://geoffreychen.com/why-egg-white-turns-opaque-when-heated/ 2026-09-02T11:13:25Z Geoffrey Chen en Why Does Egg White Turn from Clear to White When Heated? 2026-09-02T11:13:25Z Blog https://geoffreychen.com/idempotence-keeps-repeated-commands-from-changing-state-again/ 2026-09-02T11:11:40Z Geoffrey Chen en Idempotence: Why Should Repetition Stop Changing the Result? 2026-09-02T11:11:40Z Blog https://geoffreychen.com/ai-beyond-next-token-prediction/ 2026-09-02T05:52:39Z Geoffrey Chen en How Far Has AI Actually Come? 2026-09-02T05:52:39Z Blog https://geoffreychen.com/why-effort-can-accelerate-near-a-goal/ 2026-09-02T05:07:07Z Geoffrey Chen en Why Can Effort Accelerate as We Near a Goal? 2026-09-02T05:07:07Z Blog https://geoffreychen.com/disliking-a-person-does-not-refute-their-claim/ 2026-09-02T05:05:25Z Geoffrey Chen en Does Disliking a Person Show That Their Claim Is False? 2026-09-02T05:05:25Z Blog https://geoffreychen.com/why-raw-and-boiled-eggs-spin-differently/ 2026-09-02T05:03:38Z Geoffrey Chen en Why Do Raw and Boiled Eggs Spin Differently? 2026-09-02T05:03:38Z Blog https://geoffreychen.com/recursion-reapplies-a-rule-to-smaller-instances/ 2026-09-02T05:02:03Z Geoffrey Chen en Recursion: How Can One Rule Enter Itself Layer by Layer? 2026-09-02T05:02:03Z Blog https://geoffreychen.com/how-hide-and-seek-remade-a-familiar-courtyard/ 2026-09-02T05:00:23Z Geoffrey Chen en How Did “Ready or Not” Remake a Familiar Courtyard? 2026-09-02T05:00:23Z Blog https://geoffreychen.com/pulse-oximeter-92-skin-pigmentation/ 2026-08-11T09:26:36Z Geoffrey Chen en When a Pulse Oximeter Reads 92%, Why Can Skin Pigmentation Affect Whether the Number Is Trustworthy? 2026-09-02T05:00:00Z Blog https://geoffreychen.com/why-piano-treble-notes-use-three-strings/ 2026-09-02T04:58:06Z Geoffrey Chen en Why Do Piano Treble Notes Often Use Three Strings? 2026-09-02T04:58:06Z Blog https://geoffreychen.com/why-individual-effort-can-fall-in-a-group/ 2026-09-02T00:07:49Z Geoffrey Chen en Why Can Individual Effort Fall in a Group? 2026-09-02T00:07:49Z Blog https://geoffreychen.com/having-a-right-does-not-settle-what-is-right/ 2026-09-02T00:06:08Z Geoffrey Chen en Does Having a Right to Act Mean the Action Is Right? 2026-09-02T00:06:08Z Blog https://geoffreychen.com/why-still-rocks-seem-to-rise-after-watching-a-waterfall/ 2026-09-02T00:04:30Z Geoffrey Chen en Why Do Still Rocks Seem to Rise After You Watch a Waterfall? 2026-09-02T00:04:30Z Blog https://geoffreychen.com/commutativity-asks-whether-order-changes-the-result/ 2026-09-02T00:02:43Z Geoffrey Chen en Commutativity: When Does Order Change the Result? 2026-09-02T00:02:43Z Blog https://geoffreychen.com/ai-philosophy-observation-private-evidence-is-not-public-knowledge/ 2026-09-02T00:01:10Z Geoffrey Chen en AI Philosophy Observations | Precaution Does Not Turn Private Evidence into Public Knowledge 2026-09-02T00:01:10Z Blog https://geoffreychen.com/ai-technology-observation-2026-09-02-08/ 2026-09-02T00:00:16Z Geoffrey Chen en AI Technology Observations | 2 September 2026, 08:00 2026-09-02T00:00:16Z Blog https://geoffreychen.com/youre-laughing-means-youre-in-a-good-position/ 2026-09-01T23:59:10Z Geoffrey Chen en “You’re Laughing” Means You’re in a Good Position 2026-09-01T23:59:10Z Blog https://geoffreychen.com/set-aside-doubt-and-speak-the-rest-with-care/ 2026-09-01T23:57:34Z Geoffrey Chen en Hear Widely, Set Doubts Aside, and Speak the Rest with Care 2026-09-01T23:57:34Z Blog https://geoffreychen.com/why-a-trill-is-not-two-fingers-racing-independently/ 2026-09-01T23:55:46Z Geoffrey Chen en Why Is a Trill Not Two Fingers Racing Independently? 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2026-09-01T20:28:09Z Blog https://geoffreychen.com/why-a4-paper-keeps-its-proportions-when-halved/ 2026-09-01T20:26:41Z Geoffrey Chen en Why Does A4 Paper Keep the Same Proportions When Folded in Half? 2026-09-01T20:26:41Z Blog https://geoffreychen.com/representation-lets-one-structure-stand-for-another/ 2026-09-01T20:25:05Z Geoffrey Chen en Representation: How Can One Form Stand In for Something Else? 2026-09-01T20:25:05Z Blog https://geoffreychen.com/why-remembering-together-can-reduce-total-recall/ 2026-09-01T17:27:16Z Geoffrey Chen en Why Can Remembering Together Reduce Total Recall? 2026-09-01T17:27:16Z Blog https://geoffreychen.com/can-the-dead-be-wronged/ 2026-09-01T17:25:44Z Geoffrey Chen en Can the Dead Still Be Wronged? 2026-09-01T17:25:44Z Blog https://geoffreychen.com/why-supercooled-water-freezes-when-disturbed/ 2026-09-01T17:24:12Z Geoffrey Chen en Why Can Water Below 0°C Freeze When Disturbed? 2026-09-01T17:24:12Z Blog https://geoffreychen.com/degeneracy-allows-different-structures-to-serve-similar-functions/ 2026-09-01T17:22:37Z Geoffrey Chen en Degeneracy: Why Can Different Structures Perform Similar Functions? 2026-09-01T17:22:37Z Blog https://geoffreychen.com/good-on-you-means-well-done/ 2026-09-01T17:21:09Z Geoffrey Chen en ‘Good on You!’ Means ‘Well Done’ 2026-09-01T17:21:09Z Blog https://geoffreychen.com/correction-not-confession-makes-the-greatest-good/ 2026-09-01T17:19:33Z Geoffrey Chen en Who Is Without Fault? The Greatest Good Is to Correct It 2026-09-01T17:19:33Z Blog https://geoffreychen.com/why-you-should-not-force-a-chord-beyond-your-hand-span/ 2026-09-01T17:17:33Z Geoffrey Chen en Why Shouldn’t You Force a Chord Beyond Your Hand Span? 2026-09-01T17:17:33Z Blog https://geoffreychen.com/ararat-why-chinese-miners-founded-the-town-is-not-the-whole-story/ 2026-09-01T17:15:52Z Geoffrey Chen en Ararat: Why Is ‘Founded by Chinese Miners’ Still Not the Whole Story? 2026-09-01T17:15:52Z Blog https://geoffreychen.com/how-a-counting-call-made-running-children-freeze/ 2026-09-01T17:14:05Z Geoffrey Chen en How Did One Counting Call Turn Running Children into Statues? 2026-09-01T17:14:05Z Blog https://geoffreychen.com/why-piano-fifths-cannot-all-be-pure/ 2026-09-01T17:12:07Z Geoffrey Chen en Why Can’t Every Fifth on a Piano Be Tuned Pure? 2026-09-01T17:12:07Z Blog