Some cryptocurrencies use a proof of stake verification method to reduce the amount of power necessary to check transactions. With proof of stake, the number of transactions each person can verify is limited by the amount of cryptocurrency they’re willing to “stake,” or temporarily lock up in a communal safe for the chance to participate in the process.“It’s almost like bank collateral,” says Okoro. Each person who stakes crypto is eligible to verify transactions, but the odds you’ll be chose...