Adversarial Search
   - AI has been around for a long time, and we've been working
       on games for a long time.
 
   - In this context, games means things like chess or checkers;
       video games fit in, but they muddy the theory.
 
   - The key here is that the games are adversarial.
 
   - I make a move, and then my opponent does.
 
   - We'll talk about some simple adversarial search techniques.
 
   - These were used to make a computer (Deep Blue) that beat
       the reigning chess champion and AlphaGo, which beat the Go champion.