The how and why of buying bitcoin
Clip: 04/12/2018 | 9m 9s | Video has closed captioning.
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.
Problems Playing Video? | Closed Captioning