Dev of the game here, its anticheat is quite sophisticated (esp. for a webgame), trying to run a bot like this at any significant speed would get you promptly automatically banned. There's not really many times this happens - rather, Quick Play just tends to have a few really good players in it. For example: all the plays on the leaderboards for the "40 LINES" and "BLITZ" modes are ensured correct and fair. They're prominent community figures, most of the time. If you're not convinced, there's a liveplay[1] of a top player playing it at their top speed.