We can readily describe sensations of butterflies in the stomach or feeling weak in the knees when things go well, but we are less aware of the ways that kissing helps us to make a reliable assessment of another person.

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But there are no reliable tests to show that a person has been exposed to a specific mold or mycotoxin, much less how long that exposure lasted or how much of a substance he absorbed.

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Now with burgeoning covert and in-person exchange opportunities plus a variety of reliable exchanges operating outside of the U.S., the Bitcoin of our fictional story is far from fading into obscurity.

FORBES: Government Ban On Bitcoin Would Fail Miserably

He directed his lawyers to focus on figuring out how he could get back to competing in sanctioned triathlons, which he saw as his most reliable source of future income, according to one person familiar with that effort.

WSJ: Behind Lance Armstrong's Decision to Talk

Until now, the only reliable way to obtain it has been to send a person up in a plane or a helicopter with a camera to get it, which is expensive.

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BBC's chairman, Gavyn Davies, whether he drew any distinction between a broadcast that accused a prominent person of bribery and a broadcast that quoted a reliable source alleging that a public figure had taken bribes.

ECONOMIST: Politics

It also facilitates the many other currency features that are so important to users, but not to governments, such as unrestricted person-to-person payments, user-defined anonymity and untraceability, near-immediate bearer settlement, transaction irreversibility, reliable store of value, multi-grid capable, and decentralized processing.

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