Note to Roomba owners -- shut that bad boy off before leaving the house and arming the alarm system. In what we can only imagine was a pretty comical scene, a runaway Roomba in a Denmark home tripped the motion sensors after it acted on its itch to suck up a few pints of dust and debris while its owners were out on the town. Once the alarm was tripped, authorities were automatically phoned in to see what kind of shenanigans were going on. Needless to say, it proved difficult to charge the innocent looking autovac with breaking and entering, but we hear it has been tagged and given a parole officer just in case it tries to cut loose in the fut