Joey Arhar

Thanks for looking scott, I retract my proposal for the escape key behavior

I think my proposal still skips over an important use case where the author wants the initial state of the selectmenu to not have a selected value, which isn't possible...

At the meeting last week, people pointed out that having a placeholder attribute with a text value isn't good enough because if we find a way to display richer values...

> But, the DX side likely expects something along the lines of null, undefined, "", etc. If you set the value of the placeholder option to an empty string, then...

Considering that option elements already support `selected` and `disabled`, I think that we can just keep using those instead of making `placeholder` replace them. Besides, what if someone wants to...

> Could we allow `Placeholder content goes in here` kinda like how a slot takes default content? If we end up cloning into the user-agent shadowroot of the selectedoption element...

Is all we need to discuss here the idea of putting content inside the selectedoption element? I still think it would be better to follow the paradigm that the existing...

@mfreed7

This probably won't build until definitions are exported in https://github.com/whatwg/html/pull/10116

@keithamus does your firefox patch also do fullscreen or just dialogs? https://phabricator.services.mozilla.com/D200686