A true digital currency is the holy grail of the on-line world. Since the start of the Internet, a long series of folks have been trying to find the on-line equivalent of cash - some kind of digital token that is secure, easy to transfer and, for most of the people who have joined the hunt, anonymous. Bitcoin provides the latest foray into this arena, and the Bitcoin story provides the latest example of the basic truth that payment systems are always dependent on the support of a strong, trustworthy third party.
This truth applied to traditional currencies, like this:
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