You know that old mood ring joke? A husband buys his wife a mood ring and uses the colors to tell whether or not he's in trouble, and the punch line is when she's mad, the ring leaves a red mark upside his head?
You've seen the headlines by now: The robots are coming, and they're going to take our jobs. The future really doesn't look so great for the average, human working stiff, since 47 percent of the world's jobs are set to be automated in the next two decades, according to a recent and much-publicised University of Oxford study.
And it seemed like everything was going so well for Google's amazing new driverless cars. The first set of prototypes has been tested; they've driven over 700,000 miles of US roads; they've even created a second generation two-seater car with what looks like a friendly face on the front: Aww, look at its smiley face.