iRobot offers a Roomba membership program and I am (good) shook.
Finally, a Roomba that vacuums and mops | TechCrunch
Cleans hard, so you don't have to | Roomba® 600 series | iRobot® - YouTube
Amazon.com - iRobot Roomba i3+ EVO (3550) Self-Emptying Robot Vacuum – Now Clean by Room with Smart Mapping, Empties Itself for Up to 60 Days, Works with Alexa, Ideal for Pet Hair,