[Tim Kadlec wrote a Gist using CSS to hint some performance pitfalls](https://gist.github.com/tkadlec/683b26344cde774170b94c0fcf0088b4). `[loading="lazy"]` and oldish file extensions could probably be added to advices.
Tim Kadlec wrote a Gist using CSS to hint some performance pitfalls.
[loading="lazy"]and oldish file extensions could probably be added to advices.