Sony's terrifyingly fast robot arm is finally beating pro-level table tennis players at their own game

If you're anything like me, you've laughed yourself sick at the various attempts robots have made to enter the arena of human sports. The World Humanoid Robot Games was, well, something of a disaster, and the Terminator-like uprising seems to be a long way away.

It was only a matter of time until one became genuinely good enough to challenge the pros, though, and by the looks of it, Sony's new robot arm is exactly that (via AP News). It's called Ace, it plays table tennis for a living, and...