Google AI versus the Go grandmaster – who is the real winner?

The achievement has been hailed as a breakthrough in artificial intelligence, but computers are much less efficient than us

Today we were greeted by the front page of Nature hailing a breakthrough in artificial intelligence: computers are now outperforming even the best humans at the Chinese game of Go, long been seen as the last preserve of human game-playing mastery. The breakthrough, from a team based at Google's DeepMind group in London, has come much earlier than many experts expected.

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