The how and why of buying bitcoin
Clip: 04/12/2018 | 9m 9s
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 cryptocurrency be worth anything in the first place? Economics correspondent Paul Solman reports.
Aired: 04/12/18Video has closed captioning.
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