ppk 🇪🇺
@ppkoch.bsky.social
technical writer - #browser expert - #cssday and #perfnow conference organiser - #history geek - former Later Roman Empire specialist - native of #Amsterdam
Happy New Year!
May 2026 be better than 2025
May 2026 be better than 2025
December 31, 2025 at 11:09 PM
Happy New Year!
May 2026 be better than 2025
May 2026 be better than 2025
Today I found my grandfather’s passport from 1943, containing evidence he traveled to Germany four times in 1944, and he seems to have visited Potsdam Babelsberg, the centre of German movie production.
December 27, 2025 at 9:45 PM
Today I found my grandfather’s passport from 1943, containing evidence he traveled to Germany four times in 1944, and he seems to have visited Potsdam Babelsberg, the centre of German movie production.
Interesting linguistic experience:
I called a help desk, and was helped very professionally, but the person spoke a weirdly accented Dutch that I couldn't pin down, and I had trouble understanding her.
I called a help desk, and was helped very professionally, but the person spoke a weirdly accented Dutch that I couldn't pin down, and I had trouble understanding her.
December 23, 2025 at 10:59 AM
Interesting linguistic experience:
I called a help desk, and was helped very professionally, but the person spoke a weirdly accented Dutch that I couldn't pin down, and I had trouble understanding her.
I called a help desk, and was helped very professionally, but the person spoke a weirdly accented Dutch that I couldn't pin down, and I had trouble understanding her.
The last few days I spent in historical studies, for the first time in many many years.
And to my utter surprise I am now ready to argue that chapter 438 of the Thidrekssaga was composed in Aachen in the first quarter of the 9th century.
https://quirksmode.org/ths/saga.php#ch438
And to my utter surprise I am now ready to argue that chapter 438 of the Thidrekssaga was composed in Aachen in the first quarter of the 9th century.
https://quirksmode.org/ths/saga.php#ch438
December 20, 2025 at 1:24 PM
The last few days I spent in historical studies, for the first time in many many years.
And to my utter surprise I am now ready to argue that chapter 438 of the Thidrekssaga was composed in Aachen in the first quarter of the 9th century.
https://quirksmode.org/ths/saga.php#ch438
And to my utter surprise I am now ready to argue that chapter 438 of the Thidrekssaga was composed in Aachen in the first quarter of the 9th century.
https://quirksmode.org/ths/saga.php#ch438
A friend writes exam questions for students consisting of one correct and three plausible-but-incorrect answers ...
... and uses AI to generate the WRONG answers ...
... and thus has to REJECT inadvertently-correct answers ...
... and teaches AI the wrong things.
... and uses AI to generate the WRONG answers ...
... and thus has to REJECT inadvertently-correct answers ...
... and teaches AI the wrong things.
December 7, 2025 at 11:17 AM
A friend writes exam questions for students consisting of one correct and three plausible-but-incorrect answers ...
... and uses AI to generate the WRONG answers ...
... and thus has to REJECT inadvertently-correct answers ...
... and teaches AI the wrong things.
... and uses AI to generate the WRONG answers ...
... and thus has to REJECT inadvertently-correct answers ...
... and teaches AI the wrong things.
- All bills for performance.now() 2025 paid
- 11 speakers for CSS Day 2026 more or less confirmed
Time to start my annual no-conference-organising month.
- 11 speakers for CSS Day 2026 more or less confirmed
Time to start my annual no-conference-organising month.
November 27, 2025 at 2:19 PM
- All bills for performance.now() 2025 paid
- 11 speakers for CSS Day 2026 more or less confirmed
Time to start my annual no-conference-organising month.
- 11 speakers for CSS Day 2026 more or less confirmed
Time to start my annual no-conference-organising month.
Cleaning out my old clothes and found my old conference jacket with buttons. What’s Huffduffer again? Sounds familiar.
November 22, 2025 at 1:48 PM
Cleaning out my old clothes and found my old conference jacket with buttons. What’s Huffduffer again? Sounds familiar.
Home. No more conferences until late February.
November 15, 2025 at 1:54 PM
Home. No more conferences until late February.
November 14, 2025 at 9:18 AM
Very sorry to all at #ffconf , but I'm heading to bed early. I had a root canal yesterday, and although it does not hurt for some reason it makes me extremely tired.
November 13, 2025 at 7:47 PM
Very sorry to all at #ffconf , but I'm heading to bed early. I had a root canal yesterday, and although it does not hurt for some reason it makes me extremely tired.
Breaking news: I do not have a hangover.
No sir, I don't.
At all.
No sir, I don't.
At all.
November 11, 2025 at 2:11 PM
Breaking news: I do not have a hangover.
No sir, I don't.
At all.
No sir, I don't.
At all.
This post would resonate more with me if it weren't exactly the teens and young adults of the 1990s that form the backbone of the current fascist movements.
Witnessing the link to the past doesn't necessarily mean anything.
Witnessing the link to the past doesn't necessarily mean anything.
November 9, 2025 at 5:19 PM
This post would resonate more with me if it weren't exactly the teens and young adults of the 1990s that form the backbone of the current fascist movements.
Witnessing the link to the past doesn't necessarily mean anything.
Witnessing the link to the past doesn't necessarily mean anything.
What do I recommend to a friend who's looking for an absolute-beginners CSS intro? "How do I make margins", that sort of thing?
November 6, 2025 at 2:17 PM
What do I recommend to a friend who's looking for an absolute-beginners CSS intro? "How do I make margins", that sort of thing?
"The difference between bandwidth and leadership is scalability"
https://experiments.randomthebook.com/LinkedInWisdom/Index.html
https://experiments.randomthebook.com/LinkedInWisdom/Index.html
November 3, 2025 at 4:16 PM
"The difference between bandwidth and leadership is scalability"
https://experiments.randomthebook.com/LinkedInWisdom/Index.html
https://experiments.randomthebook.com/LinkedInWisdom/Index.html
October 31, 2025 at 9:52 PM
Reposted by ppk 🇪🇺
If you don't want a firehose of modern insights into web performance cluttering up your timeline, don't follow @perfnow.nl
October 30, 2025 at 2:27 PM
If you don't want a firehose of modern insights into web performance cluttering up your timeline, don't follow @perfnow.nl
Reposted by ppk 🇪🇺
Right in time for the conference!
#perfnow I think Safari Tech Preview just updated and now it support INP. cc @tkadlec.bsky.social
October 31, 2025 at 10:41 AM
Right in time for the conference!
If you don't want a firehose of modern insights into web performance cluttering up your timeline, don't follow @perfnow.nl
October 30, 2025 at 2:27 PM
If you don't want a firehose of modern insights into web performance cluttering up your timeline, don't follow @perfnow.nl
And #perfnow has started. A live stream is available via https://perfnow.nl/live-stream.html
performance.now(); 30th and 31st of October, Amsterdam
On 30th and 31st of October, 2025, the sixth edition of performance.now() will take place in Amsterdam—a single track conference, covering today’s most important web performance insights.
perfnow.nl
October 30, 2025 at 8:52 AM
And #perfnow has started. A live stream is available via https://perfnow.nl/live-stream.html