This is such a great idea. I just chose and ranked my favorite 15 features in the list—primarily CSS and HTML features of course. interop-rank.jakearchibald.com What are yours?

Interop Feature Ranking

Rank the web platform features you care most about

interop-rank.jakearchibald.com

Firefox for Web Developers@webdevs.firefox.com · 10mo ago

As an experiment, we (the Firefox team) wanted to try a new way to get feedback on which Interop proposals matter most. So, here's a web app where you can rank the proposals you care about, giving us data we can use when reviewing which ones to champion. interop-rank.jakearchibald.com