Hmmmm, much like a monkey whose paw gets a shock when an unwanted action is taken learns not to take that action, an unwanted seller has learned a lesson too; if you can't follow the rules, they'll toss you off the field.

Of course a bit of research would show that this is nothing new for KS, they've always operated this way.

Oh well, there are plenty of other sites that get as much traffic and, oh wait, no there isn't, they're a monopoly.