We've had artificial intelligence since you could play a computer at chess, but the expectation has always been a mechanized Arnold Schwarzenegger or Hal 9000.

We've had artificial intelligence since you could play a computer at chess, but the expectation has always been a mechanized Arnold Schwarzenegger or Hal 9000. The difference today is the scale at which it operates in our daily lives, and the accelerated rate at which it is growing.