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The problem is that Tibbitts can't get anyone interested in setting up a system to make these devices ubiquitous. Consumers can't be sold on such a product: all evidence suggests people are increasingly unwilling to be cut off from constant communication. So, he tried working with carriers. Sprint partnered with Tibbitts long enough to test the device, but they were afraid of the legal risks involved. Now, Tibbitts is nursing the technology along, looking for a way to get it into cars and make people safer.