But dual-armed or not, what's most important is saving lives. Earlier this month, a soldier deployed in Afghanistan whose brother had sent him a remote control toy truck equipped with a camera loaned that truck out to six guys on a patrol. The truck ended up triggering a tripwire connected to an IED made of 500 pounds of explosives -- saving the men's lives.
A military officer who was not authorized to give interviews said he was familiar with the story, which provoked some discussion within his office as to why those who need unmanned vehicles would not already have them.
On Friday, the exhibition hall is hosting "Uniform Day," which offers complimentary admission to military and uniformed civil servants, such as police officers and firefighters, perhaps to get feedback from those needing the robots the most.
"Why the robots are here is so that guys can go home to their families at the end of the day," Houpt said.