This does not really work for things like tiling window managers on macOS—are you suggesting developers of such tools are up to no good, or are such system-control tools not fitting “normal”?
1: The first sentence in Apple’s accessibility API docs[2] is: “Accessible apps help users with disabilities access information and information technology.“ I think they are very clear about the purpose of these, and it’s not “to do cool innovative things missing from the regular API”.
2: https://developer.apple.com/library/archive/documentation/Ac...
> I think they are very clear about the purpose of these, and it's not "to do cool innovative things missing from the regular API".