Entropia hopes to persuade people to pledge extra computing time to charitable causes such as AIDS research. Eventually, Entropia wants some of the computing time to go to business interests. Sean McCann and his wife, Shari Heino, keep United Devices' software running on both PCs in their Round Rock, Texas, home. They say the program has not interfered with their PC use. Right now, I'm more interested in the sweepstakes model,'' McCann says.
People have to . . .