1. High poker skill requires a lot of intellegence. Artificial intellegence is still very weak. If you check current computer games, AI gets better and better, but only to a certain degree. There is no game, which a human player cannot beat after a certain amount of training.

2. Every AI has its leak. Look into the forums of the games to find out where. So, also a common poker software would have a leak, which would be posted in every forum.