Like Accept.com, PayNearMe began as something else--a service offering short-term credit in the social gaming world--until Shader heard whispers that Facebook planned to offer a similar service, forcing him to switch gears.

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It'd pack 2, 688 shader units, a 384-bit memory bus and 6GB of RAM, all with one chip -- for reference, the GTX 690 needs two GPUs to offer 3, 072 shader units and has 4GB of RAM.

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Shader lands partnerships with companies like 7-Eleven and Greyhound and his business takes off.

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In an integration with bill provider InfoSend, people can pay their utility bills using PayNearMe. (About 10% of utility bills are paid in cash or money order, Shader says.) InfoSend will add bar codes on bill statements that people can take to 7-11 stores and use to pay in cash.

FORBES: PayNearMe Expands Its Cash Payment Network Internationally

But Shader believes utility companies will quickly sign on, because with consumers able to pay with cash at 7-11 stores, utilities will save money by not having to operate their own costly locations for customers to make cash payments.

FORBES: PayNearMe Expands Its Cash Payment Network Internationally