Design Principles for the Web
summary
Concrete takeaways and choices not platitudes: web design favors Postel's Law — be conservative in what you send and liberal in what you accept — and the Principle of Least Power — use the least powerful tool that solves the problem. The biggest performance culprits are third‑party JavaScript, application JavaScript, images and web fonts. Prefer native controls (button, select, input type=date) unless priorities (control over universality, accessibility, bytes) justify building custom components.
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chapters (16)
- 0:00Titles
- 0:35Intro | Double Diamond
- 4:20Fluffy Edges | Project Canvas | Pre-Mortem | Research
- 6:10Surfacing Assumptions | Biases | Values
- 10:05Design Principles
- 12:58Design Principles for Design Principles?
- 15:18Prioritisation of Design Principles
- 16:55Universal Design Principles | Laws | Razors
- 21:00Design Principles for the World Wide Web
- 25:48Postel's Law (Robustness Principle)
- 28:24Top 4 Worst Offenders (Bytes Being Sent Down the Wire)
- 30:38Javascript
- 31:51The Principle of Least Power
- 34:06Keiths Law
- 34:53Wrapping Up | Example Scenarios
- 41:30Q&A








