Matic Robots' @mehul live demos the Matic Cues on MTS by saying "Hey Matic, clean this" while pointing at the floor, and the robot triangulates his hand, eyes, and position to find the mess: @sophiadew: "Now that we just talked about so much of what Matic Cues actually does, I wish we could just see it." @mehul: "Perfect. We've got it right here. Let's actually do it. Nothing like a live demo." "Hey, Matic... And it sort of looks at you." "Clean this." @schisofrenia: "Aw. It's like…