Why Waymo’s self-driving car test in Phoenix is such a big milestone

Artificial intelligence is not the savior of mankind.
All of the intelligence we program into an interface — a speaker like Amazon Echo, the chatbot you use at work, or a car that drives on its own — has to be tested in the real world by actual human beings, and until those tests are perfected, it won’t be saving anyone. Even then, this computer entity is really an extension of the human mind, isn’t it? An AI is only as smart as the humans who create and program it &mdash