Additional examples are adjusted to the entries in an automated way - we cannot guarantee that they are correct.
It was a second generation Robot Guitar, using an updated version of the Powertune self-tuning system produced by Tronical Gmbh.
Because the first generation robot would be incapable of learning, however, Moravec predicts that the second generation robot would be an improvement over the first and become available by 2020, with the intelligence maybe comparable to that of a mouse.