The biggest long-term threat to bitcoin and cryptocurrencies

Cryptocurrencies have had a tough week, with bad news from China and Elon Musk's U-turn. But there’s a longer-term threat to their existence, says John Stepek. Here's what it is.

Bitcoin
Bitcoin faces a lot of formidable obstacles to being widely adopted
(Image credit: © Chesnot/Getty Image)

Bitcoin has had a rough week.

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John Stepek
Former editor, MoneyWeek