Re: Query regarding 1.3.4

I assumed per 1.3.4 that both orientations work on page load but not while
switching from portrait to landscape and vice versa.
Especially after reading

While the content may work perfectly in both and only fail when
> transitioning from one to the other, I see nothing that indicates working
> in the initial orientation is all that is needed. By definition orientation
> is subject to change, and so it seems pretty clear the intention is content
> works in either orientation, including after a change in orientation.
>

from Alan.

This case happens more frequently than expected, especially for animated
elements such as sliders or carousels.

That's the reason of my feedback and why I've opened
https://github.com/w3c/wcag/issues/2771

>