David Cope

Or, lack thereof.

More impressive was David Cope's Emmy, or Experiment in Musical Intelligence, which he created in 1992.

Dump a bunch of any classical composer into Emmy for reference, and it will spit out some pretty convincing compositions in that style, like this one.

Then, of course, there was Deep Blue, the long-sought realization of the Mechanical Turk beating the world's greatest chess player in 1997.