The guys had been taking time off, guess they decided to get back in the game.
For what it's worth, I talked to a member of the University of Alberta's poker bot team (they don't sell the program or use it online ... they are doing purely academic research) and he said that if a team followed a very simple strategy, then it is more than possible, it's quite likely that their stats would be exactly the same.
You can read his comments in the sidebar of this story ...
http://www.casinocitytimes.com/news/...ntentID=165999