Earlier quoted context omitted.
Accessibility is much more than just labels for a screen reader. Please stop trivializing anything that you don’t use directly, it’s a common thread between all your comments, and it’s a disservice to both the points you’re trying to make and the people who actually use those things . Accessibility includes interaction design, zoom ability, audio commands, action link ups, alternate rendering modes, alternate motion…
My point is that accessibility being a thing shouldn't ruin the UI for the people who don't need it. There's no need to visually redesign anything to introduce accessibility. Apps don't need to be made aware whether some control has focus because the user has pressed the tab key, or because it's being focused by a screen reader, or because of some other assistive technology. Colors and font sizes can also be configur…
People with motion sickness (reduced animation), the deaf (captions!), and the colorblind would beg to differ