Self-taught Google AI programme trounces previous human-taught one

Is it OK to start worrying yet?
Google has proudly announced that a new version of its computer programme designed to play the Chinese game Go, called AlphaGo Zero, has beaten the previous version 100-0. That previous version, in turn, had beaten 18-time world Go champion – Lee Sedol – by three games to nothing last year. It then went on to beat an even more powerful version.
The big difference between new, improved AlphaGo and the previous ones is that humans have been taken out of