Extortion have been around for ages. There have been many payment methods used for it on the Internet. Prepaid credit cards, expensive phone numbers, gift cards

Extortion have been around for ages. There have been many payment methods used for it on the Internet. Prepaid credit cards, expensive phone numbers, gift cards, mobile refills, cash to private post boxes, bank accounts in sketchy countries and so on. But sure, cryptocurrencies makes it easier.