Well its more of a floor duster than a vac from the sounds of it. But at $40, it maybe worth it. Since I (or someone in my family) is vaccuming every day, this might be a good “spot” vac system to just go thru after us.
http://gizmodo.com/5991298/the-cheap-40-roomba-alternative-that-doesnt-suck-but-probably-does