Do robots need a front side and a back side? If they could swivel at all joints like this one swivels his head, the could work much more efficiently. Why build in the clumsy restrictions of the human body? Besides, it’s better to make machines look like machines, not humans.
Defense.gov News Photo 110426-A-7597S-183: U.S. Special Operations service members with Special Operations Task Force South board two UH-60 Black Hawk helicopters following a clearing operation in Panjwa'i district in Kandahar province, Afghanistan, on April 25, 2011. Source: Wikimedia.
Do robots need a front side and a back side? If they could swivel at all joints like this one swivels his head, the could work much more efficiently. Why build in the clumsy restrictions of the human body? Besides, it’s better to make machines look like machines, not humans.