IMO this is a bit naïve in that it's trivial to abuse by vindictive cliques, but to be fair it works okay for a small, well-behaved community. I think these kinds of blacklists are only actually workable if they're maintained manually by humans.
What the hell! Two blocks are enough to remove you from global commenting?
For fuck's sake.
A tag can only be a single word, and can only contain letters and numbers.
Select the tags you would like to remove:
You are going to block this site. This will do the following:
Are you sure you want to do this?