Woohoo! Just came here to ask about this :)

Another point here: my colleague got a notification when he was assigned a task, but not when he was taken off of it. Not sure if that's by design.

I feel like Markup is easy and common, but that's just me. The real goal is the ability to emphasize things, make lists, and like Luca said: code!

Looks like I duped https://damnbugs.userecho.com/topic/473219-formatting-of-text-in-bugs-detail/.