It's hard to imagine a company sabotaging their primary purpose as actively. This is such a tough situation. Every user wants to be able to update their stuff, rewrite their words. But the public function, the utility of twitter is as a system of record, a forum for interaction. Edit threatens to blow up the primary value of the network, it's attestability. What happened when.<p>Mastodon has this right: it's "Delete & Redraft". Start over. You don't get to keep your timestamp. When you say something is as important as what you say. Letting this blur together, destroying Twitter as a part of the record would be an incalculable loss to the platform. Yet it's something that countless users all want and demand. Technically fairly uninteresting: but this is a very hard product trade off to make.