1) The content of deleted tweets, if ever previously fetched and rendered, should remain “there” in an affected post’s post meta, and 2) it should be quite possible to emulate the rendering process programmatically, whether for the sake of presenting deleted tweets in a way that marks them as such and also harmonizes aesthetically with “normal” tweets, or whether for the sake of automating and customizing the display in other ways, without having to resort to hacks.