I am an imperfect human. It will ₿e my imperfections that prove my humaness.

You are still imperfect when you edit. Your past is logged forever.

How well does it work across other clients and relays? I need to get an Android and test it all out..

At least with deletes, it works pretty seamlessly. Sure, you can't guarantee your note is actually gone, but from my testing and experience, once I delete, I can't find the note on any client.