Bitcoin

Some transactions on certain blockchains, like bitcoins, for example, they take a while to verify. And due to volatility in cryptocurrency value, a transaction can actually take long enough to resolve that the amount of Bitcoin that you spent can have a drastically different value in, say, US dollars than it did when you initiated that transaction. Bad actors are using the hype around cryptocurrencies and NFTs and Web3 and related things to run scams and steal money," he says.