The intersection between (the set of people who care about good UX) and (the set of people who would try to use emacs on android) is the empty set. Emacs users' self-flagellation is pretty legendary, and I say this as an emacs user (though I've mostly given up on how janky and slow it is compared to modern editors and only use it for magit these days)
I sort of came here to say the same thing.
The intersection between (the set of people who care about good UX) and (the set of people who would try to use emacs on android) is the empty set. Emacs users' self-flagellation is pretty legendary, and I say this as an emacs user (though I've mostly given up on how janky and slow it is compared to modern editors and only use it for magit these days)