Story stats are my favorite feature of Medium. Let me tell you why.
I write primarily to impact others. Although I sometimes choose to do very little work to make myself understandable to anyone who is more than a few inferential steps behind me and then write out on a far frontier of thought, nonetheless my purpose remains sharing my ideas with others. If it weren't for that, I wouldn't bother to write much at all, and certainly not in the same way as I do when writing for others. Thus I care instrumentally a lot about being able to assess if I a... (read more)
(Habryka has an old comment somewhere delving into this, which I couldn't find. But the basic gist was "the entire rest of the internet is optimizing directly for eyeballs, and it seemed good for LessWrong to be a place trying to have a different set of incentives")