Each node in the Bitcoin network creates a candidate block and then races to solve a difficult mathematical puzzle that takes its block as an input.

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This approach will ultimately free up the H Block for its highest-and-best use based upon input from all interested parties, and will lead to more investment, more jobs, more competition and more spectrum for wireless consumers.

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Formed seemingly from a single block of Lucite, the new mouse looks more like a drop of mercury than an input device.

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