Bitcoin plunged more than 10% Thursday, sparking a hunt for reasons the notoriously volatile asset was selling off. One that captured attention questioned the very viability of the token itself — though it turned out not to be cause for concern.
A report in a trade blog suggested that there had been what’s known as a double-spend, where the same token is used by the same person in two transactions. It’s like if someone bought a car, paid the seller, drove off with their brand new wheels and then later yanked back all the money. In the case of the…
