This mid-priced botvac holds its own with premium models—and it can mop, too. Kyvol Today’s Best Tech Deals Picked by TechHive’s Editors Top Deals On Great Products Picked by Techconnect’s Editors The Kyvol Cybovac S31 is the latest in a growing line of self-emptying robot vacuums. These completely autonomous vacuums are a wonderful luxury for…