
For the past week or so, a mystery player has been logging into online Go game servers and beating the world’s best. Today, the player’s identity was revealed at last.
It was none other than AlphaGo, the artificial-intelligence program that triumphed over Go master Lee Sedol last March in a widely publicized $1 million showdown.
Google DeepMind’s co-founder and CEO, Demis Hassabis, let the world in on the secret today in a tweeted statement.