Prompted by this, I went through and aggressively pruned my follow list. I was struck how most of the most interesting people I was following pretty much don't

Prompted by this, I went through and aggressively pruned my follow list. I was struck how most of the most interesting people I was following pretty much don't tweet any more. Not sure if that speaks to how they became interesting, how much Twitter squandered what was once a special community, or both.