Why can't everyone just play fair? You'll understand more when you read this post from PlayMyth:
Security Alert
We have banned the entire "cops" order from playmyth.net due to use of a speed hack. Should you see any of these guys online under a different name, note the login and contact an admin asap. We have and will take every possible action to prevent this kind of cheating, including IP bans that may unfortunately affect other users. If you find you're unable to connect but haven't been locked, contact and we'll figure it out.