It has been a couple of years since my previous blog post about leap seconds, though I have been tweeting on the topic fairly frequently: see my page on date, time, and leap seconds for an index of threads. But Twitter now seems a lot less likely to stick around, so I’ll aim to collect more of my thinking-out-loud here on my blog.
Earth Rotation Records Spur October Vote to Avert Negative Leap Second
Negative leap second risk is driving an October 2026 CGPM vote to replace the 54-year-old leap second with a leap hour. Earth set rotation speed records in 2024 and 2025, and timekeepers estimate a 30% chance the unprecedented event could hit before 2035 — an outcome with no software patch history
Twitter Thoughts For You
I previously have written back in March 2022 about how I use Twitter, and back in April 2023 about Twitter and its then-new algorithms, which have changed again.
The 800-Millisecond Problem
A blog about my journey through Mozilla,Open Source Contribution, Virtual,Augmented,Mixed Reality, Security,Hackathon and in general technology.
The Problem with Time & Timezones - Computerphile : Computerphile
A web app that works out how many seconds ago something happened. How hard can coding that be? Tom Scott explains how time twists and turns like a twisty-turny...
nettime: The #Refresh Action Manifesto
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Temporal: The 9-Year Journey to Fix Time in JavaScript
JavaScript's Date object has been a source of bugs for three decades. Temporal, which just reached Stage 4, is a modern replacement with immutable types, first-class time zone and calendar support, and nanosecond precision. This is the story of how Bloomberg, Igalia, and the TC39 community spent nine years turning an idea into a shipping standard.
A fresh look at blogrolls
Real-time updates, list sorted by name or time, expand a blog to see recent posts and more.
thebigtradeoff
thebigtradeoff - the new blog in LiveJournal. There should be new interesting records soon.
Spark - Take back your timeline
Social media is addictive and manipulative. It's time for social that puts the user in control.
Elon Musk on Twitter / X
Interesting. Our algorithm tries to optimize time spent on X, so links don’t get as much attention, because there is less time spent if people click away. Best thing is to post content in long form on this platform.— Elon Musk (@elonmusk) October 3, 2023
The Curious About Everything Newsletter #60
The many interesting things I read in February 2026
15 rules for blogging, and my current streak
Posted on Thursday 10 Sep 2020. 493 words, 2 links. By Matt Webb.
No need to panic about Anthropic’s new blog, and some more good news
The twitterverse is all verklempt with Anthropic’s latest blog.
JP
Beautifully timed with @sri.xyz's excellent updates to @goals.garden, I've shipped a little project to add two-sync between it and your Every Day Calendar! Get you a QT Py ESP32-S3 and #ATProto all the things! Blog! byjp.me/posts/everyday-calendar/ Code! tangled.org/byjp.me/every-day-calendar/
Goals Garden
🌱 Minor updates : - Use your favorite favicons for your calendar - No more EXIF data for your goal photos - ALT Text option for goal photos - Published lexicons lexicon.store?q=garden.goals - Goal completions to include at-uri fields (along w migration utility to migrate your old completions)
Beautifully timed with @sri.xyz's excellent updates to @goals.garden, I've shipped a little project to add two-sync between it and your Every Day Calendar! Get you a QT Py ESP32-S3 and #ATProto all the things! Blog! byjp.me/posts/everyday-calendar/ Code! tangled.org/byjp.me/every-day-calendar/
Goals Garden
🌱 Minor updates : - Use your favorite favicons for your calendar - No more EXIF data for your goal photos - ALT Text option for goal photos - Published lexicons lexicon.store?q=garden.goals - Goal completions to include at-uri fields (along w migration utility to migrate your old completions)