User blog comment:Jr Mime/REVAMP: Community Central Chat - Rules/@comment-26408630-20150124222841/@comment-4784321-20150124225625

Most of the time, the drama is not debates, it's just people saying "help I'm blocked by him", while the dude is there, and then starts a huge fight. Saying "please take it to PM" won't do anything, they'll continue in the main chat.

MultiPM is a feature anyone can use with Javascript (see here).