You Really Don't Need All That JavaScript, I Promise

on YouTube ↗21m

" summary

Shows that client-side React rendering of one tweet is slower than 8.5MB of HTML rendering 27,000 tweets (Zach Leatherman), and that server-side syntax highlighting can be faster and use less bandwidth (Remy Sharp). Argues availability matters with the 1.1% statistic from GDS and many transient failures, and demonstrates a portal element pattern (iframe-like portal + postMessage) that preserves left-pane scroll, progressively enhances, avoids full-SPA overhead, and reduces unnecessary JavaScript.

AI-written summary · about

" chapters (12)

1. 0:00Intro
2. 0:30Performance
3. 2:54Availability
4. 5:56It's unnecessarily difficult
5. 8:33Why?
6. 9:41After the fact
7. 10:18Loss of control
8. 12:57Control loading
9. 13:26Demo
10. 14:33Solve actual problems
11. 18:31HTML is smarter than it used to be
12. 20:36The leading edge

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