Rolling up, clues, and glue

Sometimes I find things and I don’t know what to do with them. Here, for example…

Turns out I’m not the only one who obsesses over how to improve text-based communication. There’s a lot of context that we often infer, on-the-fly as we’re communicating with asynchronous messaging. Rolling that up (hiding it from sight) and down (revealing it) is not done by any current system that I know of.