Earlier than Elon Musk purchased Twitter and renamed it X, a blue checkmark – just like the one emblazoned on @Grayscale_FND’s account – was an indication the account was verified, that some measure of thought and vetting had occurred earlier than the account obtained that label. Now, it means the account proprietor can afford $8 a month, giving rise to a proliferation of crypto scams wielding blue-checked X accounts.