note you can kinda use ligatures in emacs by doing something like
https://gist.github.com/pcstl/2d9b28a74d6f9254586c2d58d54590...
https://gist.github.com/pcstl/2d9b28a74d6f9254586c2d58d54590...
There are a LOT of problems with that. First and foremost you really do want double character width for these symbols in the iosevka format. Stuff like → is microscopic.