Simeon.__proto__
@dotproto.com
Lover of the open web, keyboards, browser extensions, ceramics, and video games.
Currently: Add-ons DevRel at Mozilla, co-chair of the W3C WebExtensions Community Group
Previously: Chrome, video game industry
Currently: Add-ons DevRel at Mozilla, co-chair of the W3C WebExtensions Community Group
Previously: Chrome, video game industry
Reposted by Simeon.__proto__
For the first time, the Web Extensions specification is linked on MDN! As we start building it out, I’m excited to see this more 🙂
developer.mozilla.org/en-US/docs/M...
developer.mozilla.org/en-US/docs/M...
November 27, 2025 at 9:25 AM
For the first time, the Web Extensions specification is linked on MDN! As we start building it out, I’m excited to see this more 🙂
developer.mozilla.org/en-US/docs/M...
developer.mozilla.org/en-US/docs/M...
I'm continually frustrated by the narrowness of digital systems
The example I think about most often is paper. Word processors are great, but you now what else is great? Putting your fingers between pages and flicking back and forth between them, writing reminders in the margins, 1/9
The example I think about most often is paper. Word processors are great, but you now what else is great? Putting your fingers between pages and flicking back and forth between them, writing reminders in the margins, 1/9
November 27, 2025 at 12:01 AM
I'm continually frustrated by the narrowness of digital systems
The example I think about most often is paper. Word processors are great, but you now what else is great? Putting your fingers between pages and flicking back and forth between them, writing reminders in the margins, 1/9
The example I think about most often is paper. Word processors are great, but you now what else is great? Putting your fingers between pages and flicking back and forth between them, writing reminders in the margins, 1/9
Reposted by Simeon.__proto__
Grateful to announce that Bluesky Social PBC has awarded me a small grant to continue building in the ATProtocol ecosystem!
Building decentralized infrastructure is a team effort. Thankful to everyone who has contributed directly and indirectly.
Excited to keep shipping. 🚀
Building decentralized infrastructure is a team effort. Thankful to everyone who has contributed directly and indirectly.
Excited to keep shipping. 🚀
November 26, 2025 at 6:29 PM
Grateful to announce that Bluesky Social PBC has awarded me a small grant to continue building in the ATProtocol ecosystem!
Building decentralized infrastructure is a team effort. Thankful to everyone who has contributed directly and indirectly.
Excited to keep shipping. 🚀
Building decentralized infrastructure is a team effort. Thankful to everyone who has contributed directly and indirectly.
Excited to keep shipping. 🚀
Well that's an unexpectedly dystopian error message
November 26, 2025 at 6:52 PM
Well that's an unexpectedly dystopian error message
I grew up in Michigan and use to regularly say fall was my favorite season because the leaves were beautiful and the temperature was perfect
I've lived in CA for too long. Oakland is in the mid 50s. Heat is pouring out of my jersey hoodie and my fingies are ice against my neck. I have become WEAK
I've lived in CA for too long. Oakland is in the mid 50s. Heat is pouring out of my jersey hoodie and my fingies are ice against my neck. I have become WEAK
November 26, 2025 at 1:36 AM
I grew up in Michigan and use to regularly say fall was my favorite season because the leaves were beautiful and the temperature was perfect
I've lived in CA for too long. Oakland is in the mid 50s. Heat is pouring out of my jersey hoodie and my fingies are ice against my neck. I have become WEAK
I've lived in CA for too long. Oakland is in the mid 50s. Heat is pouring out of my jersey hoodie and my fingies are ice against my neck. I have become WEAK
This thing is very cool and I really want one, but is much to ask for a Pip-Boy with a heart rate sensor, step counter, etc?
www.thewandcompany.com/pip-boy-3000/
www.thewandcompany.com/pip-boy-3000/
Pip-Boy (Fallout 3 and New Vegas) | The Wand Company
www.thewandcompany.com
November 23, 2025 at 4:21 AM
This thing is very cool and I really want one, but is much to ask for a Pip-Boy with a heart rate sensor, step counter, etc?
www.thewandcompany.com/pip-boy-3000/
www.thewandcompany.com/pip-boy-3000/
Reposted by Simeon.__proto__
🌱 Made some updates to my little Grid Paper app
🆕 Dual Hex grids are ready to roll for initiative!
🖨️ Printing should work now without futzing with settings
💾 Settings now stored in the URL for sharing or bookmarking
grid-paper.daverupert.com?gridtype=dua...
🆕 Dual Hex grids are ready to roll for initiative!
🖨️ Printing should work now without futzing with settings
💾 Settings now stored in the URL for sharing or bookmarking
grid-paper.daverupert.com?gridtype=dua...
Grid Paper
grid-paper.daverupert.com
November 23, 2025 at 2:46 AM
🌱 Made some updates to my little Grid Paper app
🆕 Dual Hex grids are ready to roll for initiative!
🖨️ Printing should work now without futzing with settings
💾 Settings now stored in the URL for sharing or bookmarking
grid-paper.daverupert.com?gridtype=dua...
🆕 Dual Hex grids are ready to roll for initiative!
🖨️ Printing should work now without futzing with settings
💾 Settings now stored in the URL for sharing or bookmarking
grid-paper.daverupert.com?gridtype=dua...
I'm disappointed but not surprised to find out that the CEO of Roblox loves Polymarket www.nytimes.com/2025/11/21/p...
We Asked Roblox’s C.E.O. About Child Safety. It Got Tense.
www.nytimes.com
November 21, 2025 at 8:09 PM
I'm disappointed but not surprised to find out that the CEO of Roblox loves Polymarket www.nytimes.com/2025/11/21/p...
Reposted by Simeon.__proto__
If you're ever looking for a small, easy and free way to support Piccalilli, subscribing to The Index is exactly that.
It's Friday and my gosh, we've got 5 absolute banger links for you in The Index #144 👀
piccalil.li/the-index/144/
piccalil.li/the-index/144/
The Index: Issue #144
It's Friday and my gosh, we've got 5 absolute banger links for you in The Index #144 👀
piccalil.li
November 21, 2025 at 3:37 PM
If you're ever looking for a small, easy and free way to support Piccalilli, subscribing to The Index is exactly that.
Reposted by Simeon.__proto__
my secret transgender project… @annehealthcare.bsky.social
November 20, 2025 at 12:21 AM
my secret transgender project… @annehealthcare.bsky.social
Unfortunately, I *do* write like no one will read it. That's exactly why my pages are blank
Write like no one will read it.
Edit like everyone will quote it.
You'll be unstoppable! 🚀
#WritingCommunity #AmWriting #AmEditing #BookSky #WriteSky
Edit like everyone will quote it.
You'll be unstoppable! 🚀
#WritingCommunity #AmWriting #AmEditing #BookSky #WriteSky
November 20, 2025 at 11:00 PM
Unfortunately, I *do* write like no one will read it. That's exactly why my pages are blank
Reposted by Simeon.__proto__
Blue Beanie Day comes but once a year. Thanks for supporting web standards, UVA.
Blue Beanie Day 2025 | Digital Accessibility
To bring awareness to web standards and accessibility the development community wears blue beanies on November 30th each year. We are encouraging UVA departments to gather a coworker, or your whole…
digitalaccessibility.virginia.edu
November 20, 2025 at 4:04 PM
Blue Beanie Day comes but once a year. Thanks for supporting web standards, UVA.
Oh, damn! The CSS Podcast is about to hit 100 episodes 🤩
Congrats @una.im and @bram.us 🎉 thecsspodcast.libsyn.com
Congrats @una.im and @bram.us 🎉 thecsspodcast.libsyn.com
The CSS Podcast
Cascading Style Sheets (CSS) is the web’s core styling language. For web developers, It’s one of the quickest technologies to get started with, but one of the hardest to master. Follow Una Kravets and...
thecsspodcast.libsyn.com
November 20, 2025 at 5:22 PM
Oh, damn! The CSS Podcast is about to hit 100 episodes 🤩
Congrats @una.im and @bram.us 🎉 thecsspodcast.libsyn.com
Congrats @una.im and @bram.us 🎉 thecsspodcast.libsyn.com
Every time I see a Nano Banana prompt I can't help but read it as "dicks"
Sooo... why does Gemini want to help me create dick pics?
Sooo... why does Gemini want to help me create dick pics?
November 19, 2025 at 9:33 PM
Every time I see a Nano Banana prompt I can't help but read it as "dicks"
Sooo... why does Gemini want to help me create dick pics?
Sooo... why does Gemini want to help me create dick pics?
Reposted by Simeon.__proto__
Command invokers soon to be baseline newly available!
Also field-sizing is finally here.
Some other nice changes too!
Also field-sizing is finally here.
Some other nice changes too!
Curious about web technology coming to Safari? How about field-sizing, position-visibility, random(), scrollbar-color, hidden=until-found, auto-expanding
, command & commandfor, Largest Contentful Paint, CHIPS, scrollend event, Navigation API & more!
developer.apple.com/documentatio...
developer.apple.com/documentatio...
Safari 26.2 Beta Release Notes | Apple Developer Documentation
Released November 4, 2025 — 26.2 beta (20623.1.12)
developer.apple.com
November 5, 2025 at 8:49 PM
Command invokers soon to be baseline newly available!
Also field-sizing is finally here.
Some other nice changes too!
Also field-sizing is finally here.
Some other nice changes too!
Only just found out that Mozilla officially "migrated the source of truth for Firefox from" hg.mozilla.org to github.com/mozilla-firefox/firefox on 30th April 2025
groups.google.com/a/mozilla.or...
groups.google.com/a/mozilla.or...
Engineering Effectiveness Newsletter (Q2 2025 Edition)
groups.google.com
November 4, 2025 at 4:27 PM
Only just found out that Mozilla officially "migrated the source of truth for Firefox from" hg.mozilla.org to github.com/mozilla-firefox/firefox on 30th April 2025
groups.google.com/a/mozilla.or...
groups.google.com/a/mozilla.or...
When it comes to app store policy compliance checks, passing doesn't mean there weren't any violations, it means that there weren't any OBSERVED violations
There's a world of difference between those two
There's a world of difference between those two
October 31, 2025 at 11:05 PM
When it comes to app store policy compliance checks, passing doesn't mean there weren't any violations, it means that there weren't any OBSERVED violations
There's a world of difference between those two
There's a world of difference between those two
Stressed about this project
New stationary will surely fix me
New stationary will surely fix me
October 31, 2025 at 6:20 PM
Stressed about this project
New stationary will surely fix me
New stationary will surely fix me
Shower thought: if tech bros existed in the Victorian era, would they think antidepressants were a form of biohacking?
October 30, 2025 at 4:34 PM
Shower thought: if tech bros existed in the Victorian era, would they think antidepressants were a form of biohacking?
"‘It’s about redemption’: Peter Molyneux says Masters of Albion will make up for decades of ‘overpromising on things’", yet again overpromising
October 29, 2025 at 5:33 AM
"‘It’s about redemption’: Peter Molyneux says Masters of Albion will make up for decades of ‘overpromising on things’", yet again overpromising
GitHub's website is timing out and I was cleaning up my PR backlog
20 minutes in. Guess it's time to throw in the towel for the day
20 minutes in. Guess it's time to throw in the towel for the day
October 24, 2025 at 3:20 PM
GitHub's website is timing out and I was cleaning up my PR backlog
20 minutes in. Guess it's time to throw in the towel for the day
20 minutes in. Guess it's time to throw in the towel for the day
Reposted by Simeon.__proto__
I’d never tell anyone they MUST* understand JavaScript to work on the web, but I will make the case that one SHOULD*. To understand JavaScript is to know the boundaries of how users can interact with your medium — any role is improved by that.
wil.to/newsletters/...
* www.rfc-editor.org/rfc/rfc2119
wil.to/newsletters/...
* www.rfc-editor.org/rfc/rfc2119
What Understanding JavaScript Gets You
wil.to
October 24, 2025 at 12:37 PM
I’d never tell anyone they MUST* understand JavaScript to work on the web, but I will make the case that one SHOULD*. To understand JavaScript is to know the boundaries of how users can interact with your medium — any role is improved by that.
wil.to/newsletters/...
* www.rfc-editor.org/rfc/rfc2119
wil.to/newsletters/...
* www.rfc-editor.org/rfc/rfc2119
I've hit the point in staying up too late that I can't tell when I'm actually tired enough to fall asleep (it's 4 AM)
October 16, 2025 at 11:26 AM
I've hit the point in staying up too late that I can't tell when I'm actually tired enough to fall asleep (it's 4 AM)
Folks seem to be going wild for Megabonk. I tried the demo a week or two back and bounced off of it. I feel like I'm missing something 🤔
October 15, 2025 at 10:21 PM
Folks seem to be going wild for Megabonk. I tried the demo a week or two back and bounced off of it. I feel like I'm missing something 🤔
I just realized that the accent color iOS 25 adds to app icons kinda makes them look like they’re leaning to the right :/
October 15, 2025 at 6:01 PM
I just realized that the accent color iOS 25 adds to app icons kinda makes them look like they’re leaning to the right :/