Roombas are a great idea in theory, but having a vacuum that doesn't work all that well bump around the walls isn't as great as the idea of a robotic vacuum. That's why Dyson has been working on their own robotic vacuum...

While the idea of a central vacuum system isn't new, they aren't particularly useful for hardwood or tile floors. But the CentraLux changes all that by using the vacuum to eliminate the need for a dustpan and the need to...