https://www.theguardian.com/technolo...lay-four-hours
Beat the previous chess computer winner 100 of 100 times, of which the previous computer Deep Blue already bested the best human 22 years ago.
https://en.wikipedia.org/wiki/Deep_B...hess_computer)
What is different, is that it did not require specific programming. It simply taught itself to play in four hours (probably mostly through brute force AI, as is now much easier to do - just go through every scenario possible until you win)