I've had the irobot roomba for at least three years and absolutely love it. It gives me time to do the things I'd rather be doing than cleaning!! I just got a cat the last year, so I highly recommend this to even those without animals. It's just so darn handy! The only things I have to be careful of are rugs with fringe and cords. Don't forget it goes under things too. The first time I set it up in the bedroom it got hung up on the cord to our electric blanket! Also, it's best to clean the filter after every use. If anything happened to my roomba, I would definitely be out buying...read full review »