Reddit doesn't have to: phones do. Just long-press the hyphen key and you get a popover to select an em dash, en dash or bullet.
It works the same way on a Mac (key repeat off) or by pressing option+shift+hyphen (key repeat on).
It works the same way on a Mac (key repeat off) or by pressing option+shift+hyphen (key repeat on).
Yet now my hard-earned attention to detail attracts nothing but false accusations...