It's been an incredible year for AI. Back in the early 2000s, there were AI posters up all over my local computer science department, and it was all genetic algorithms, genetic programming, and particle swarm optimization as far as you could see. They could figure out if a circle was centered on an image, but it didn't work very well. It was the tail-end of a long AI winter. Fast forward to today and we're seeing all sorts of emergent stuff, the rate of progress is off the charts, and there's no...