Need a package delivered before the meeting starts? No problem. Other projections for work day dynamics include a modular "deliverbot" designed to deliver your packages.

For some, the announcement may have conjured visions of deliverbots whizzing through the air, ringing doorbells with mechanical arms. But the latest manifestation of Mr. Bezos’ laser focus on customer service hints at bigger disruptions to come.

What's cooler than driverless cars? Deliverbots. Prepare for serious disintermediation.

A variant of the robocar is the deliverbot. This is a robot vehicle meant to carry cargo, not people. DARPA's Grand Challenge is in large part an effort to develop deliverbots for the military. They want robots to deliver cargo in war zones, so soldiers' lives are not put at risk.