The old shaman bot that used to run rampant on ladder was very good.The only way you could tell it appart from a human was often from visual cues and not stupid plays.
overthinking and deep thinking is actually a bad thing, or a unnecessary thing?
The blizzard AI however is just flat out total crap.
Yes if the same bot software was run by many accounts and could learn from its matches, It would probably become pretty good.
Finally, i really want to know why life couch spend some much time on every turn. In return for my gift of power, you must grant one of my wishes.
Does he predict and stimulate opponent move and even think about the solutions to what may happen 3 turns later? If you enter this contract, you will live as a human, but also as one completely different. He takes his time to think through his plays for this and the next turns.