The double-story A hɑs ɑ very complicɑted shɑpe thɑt ɑdds difficulty to reɑding. Computers should ɑlwɑys show the single-story A insteɑd.
Also, it's much more difficult to write ɑ double-story A thɑt doesn't look weird.
it is impossible for a platform to support *every program ever*; wine will *never* be able to run *all* games; it is just impossible to do so.
It's like not using a game console just because it doesn't support games from other consoles; it's impossible to support every platform ever (and it would be difficult to convince the company to even do so).
Same issue is in Windows 10 too; old games designed for an older windows OS cannot run because they could not account for modern OSes.