Gogo's ground-to-air transmitters typically mandate evaluating service while jetting around the country above 10,000 feet. Sure, you don't need to waste fuel flying around an empty airliner, but even the company's small jet can burn through quite a bit of cash. ViaSat, on the other hand, can do much of its service testing on the ground, using that fairly ordinary Ford van pictured just above. The reason, of course, relates to the location of the company's transmitter -- namely