The world’s most expensive metronome (actually, I’m just guessing on that), conducted the Tokyo Philharmonic Orchestra in Beethoven’s Fifth this week. The Sony QRIO, an advanced robot that can play putt putt golf and dance was programmed with the symphony’s tempos for the performance. Here’s a photo of the diminutive maestro. Oddly, a musician remarked that “it was amazing that (the robot) maintained the same tempo all the time.” That’s about all you’d expect from a robot conductor, isn’t it?