The basic idea of bitcoin is simple: Instead of a financial institution holding a bank ledger, a chain of computers linked through the internet are all using the same software to record and verify every transaction. But how can a…
By Paul Solman
Since it was introduced eight years ago, the digital currency Bitcoin has drawn attention for its rise in value. Like other digital currencies, it uses “blockchain” technology, which helps conduct transactions without using banks or credit card companies as conduits.
By PBS NewsHour
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