Yep, and it could be tiny -- five points would probably be a high enough threshold if the goal is just to eliminate jewelry spam and the "everything else is just another trainsmash of the Gregorian Frequency of disconnected heart bio-rhythm" guy.
Hell, one point would be high enough.
I'm mean most of us would like a friendly bot to chat with, but this is just paperclipping the section (no offence clippy), by now its starting to be a real trivial inconvenience for me and it reduces my desire to check out new topics.