Great question! We will talk about it on Thursday but the short version is that transforms intentionally don’t work… yet.

What questions do you have for us about anchor positioning?

It’s the thing I miss from when I was working in Dart.

Finally got around to tracking it down and documenting it. Turns out if you nest a popover and give it position-try-fallbacks, your browser will hang indefinitely.

As long as it doesn’t use em dashes for custom properties 😆

www.oddcontrast.com supports more formats than many, and includes gamut checks if you're using it to manipulate colors.