The most hilarious thing is that you can't edit your posts, only delete them.
You're talking about replying on replies (essentially creating a reply tree), right? In which case, I can confirm it's planned, but not anytime soon. And again, it would be weird for the button to be there if they didn't plan on activating it at some point.Multi-replies aren't a standard in SocMed style comments, so I doubt they would see implementation if not specifically asked for.