When the robot vacuum cleaner was first invented in the 1980s, it was more a toy than a genuine household appliance. With large flashing red eyes and arms, carrying a dainty dustpan and brush ...

It's not just a robot vacuum that supplements manual cleaning; it can do the day-to-day cleaning and let you be the occasional supplemental cleaner. Sure, it's expensive at $1,299 from the Ecovacs ...