The lag is pretty silly, I don't know wy Mt.Gox puts up with people putting up bids of 0.01 @ 0.01 and then removes them, it's obvious spam to lag the server, they should at least throttle bids and asks that are far outside the range of current spot.
Please feel welcome to add to this:
https://bitcointalk.org/index.php?topic=174526.0