I’ve always wondered whether robot vacuum cleaners were worth having. Specifically, how do they work, and second are they effective? As in, do they do the job they are meant to do? I started this ...

Robot vacuums, such as Roombas, can make housekeeping easier, and connecting them to their iRobot Home smartphone app gives you a lot of control. But you don’t need an app to start your Roomba. If ...