It could be gamed a bit, but I think it's worth the trade off. I did something like this with a chat system (no login to post first), and it blew up. Avg 6,000

It could be gamed a bit, but I think it's worth the trade off. I did something like this with a chat system (no login to post first), and it blew up. Avg 6,000 comments a day for a while, ~500,000 comments in a year. ++