text: DemoMobile 2004: Mobility made easier SAN DIEGO -- Here at the DemoMobile 2004 conference, about 40 vendors had six minutes each to demonstrate their wireless technology invention to the crowd. Some products, although amazing in description, don't translate very well on the live screen and in such a tight time constraint. Some demonstrations, however, entirely captivate the audience and leave in their wake an audible buzz of excited voices.