Read it here!
http://motherboard.vice.com/read/ai-can-now-demolish-humans-in-mortal-kombat
This isn't quite the same as it's an AI designed to play one game rather than learn to beat video games in general, but I always liked the street fighter antics of a bot that plays online named Tool Assisted.
http://youtu.be/pWS3Kq5p77k
I read it "here" but all I read was a url :(
That is hilarious.
weird, kinda like teaching a computer how to beat a computer, so now it can be "the computer". That coffee was strong.