Interesting Invention - Pac-Man

The video game Pac-Man holds the Guinness World Record for having the most "coin-operated arcade machines" installed world wide.

(293,822 to be exact. It is thought that Namco has made nearly 3 billion dollars from the little guy, but the creator Toru Iwatani never made a penny, apart from his salary.  Such is the fate of many a wage slave.)