The news that the maker of the Roomba robot vacuum, iRobot, filed for bankruptcy this week came as no surprise. Its CEO, Gary Cohen, had been warning investors all year that the company could run out of cash unless a buyer was found. When its last potential deal fell through, bankruptcy became inevitable. But Cohen says this is not the end for iRobot; instead, he sees it as the beginning of a new chapter for the company, one he hopes will turn it back into a competitive market leader and…


