Probably shouldn't be replying to this post as its not a very positive comment...
First one didn't like at all, stopped it after about 90 secs
Second was a little better (but not much)
Third would be ok if i was battered in a club or sommat, but not for listening at my PC after work... When i fancy a bit of hardcore drum and bass i like to listen to: http://www.youtube.com/watch?v=1s8nRL2bPCU