The recent rumor that iRobot had engaged in talks with Apple, Amazon and Google parent Alphabet to sell the data its Roomba vacuum cleaner gathers caused widespread privacy concerns. Roomba maps the environments it works in, and the data it collects would be valuable to any of the major players battling to control the smart home. Amazon's Echo and Google's Home voice-activated speakers already monitor and gather data about users through various smart home appliances and other products, as do makers of smart TVs.