Better than broken JS libs but my main concern is the layouting yank, when there are many options and how to reach them without accidentally closing the select.

> It doesn't trigger built-in mobile operating system components.

Yeah so this is scary, but how is layouting done then?

> Shown options positioned with anchor().

Ok, also experimental, but maybe this is the best part of all? Floating UI? It’s become a reusable thing with JS, it would be amazing if it was in CSS and actually worked.