The explanation makes it sound as if the author of one of these tweet threads can start working on one but leave it in some unfinished state until such time whe

The explanation makes it sound as if the author of one of these tweet threads can start working on one but leave it in some unfinished state until such time when the author can publish it all at once. If that's the case then I can kind of understand the medium although I still think a blog post is a better fit.