You leave your ROSbot on the desk, walk away to grab a coffee, and when you turn around you hear a faint whirr. The wheels are spinning, the robot is inching toward the edge of the table, and you catch it half a second before gravity does.

You leave your ROSbot on the desk, walk away to grab a coffee, and when you turn around you hear a faint whirr. The wheels are spinning, the robot is inching toward the edge of the table, and you catch it half a second before gravity does.