Aspect ratio 16:9 vs 16:10 vs 21:9

It wasn’t really a question.

No, you don’t.
Your quote specifically says “fixed”.

At this point, I’m starting to believe that what you really want is getting an advantage for using an exotic ratio. :confused:
It won’t happen as it requires a rework of the engine that would impact a fistful of players.

EDIT:

Or simply use the zoom function to achieve that in an effective way.

EDIT2: By the way, you do understand the range of the skills is not affected by camera, right?