I'm talking about cryptocurrency. There are more than 100 different forms of cryptocurrency, but the top three are bitcoin, XRP and Ethereum, ...
source https://www.google.com/url?rct=j&sa=t&url=https://www.forbes.com/sites/forbesnonprofitcouncil/2019/02/01/are-you-ready-for-some-crypto/&ct=ga&cd=CAIyGmM2Nzk3ODA2ZWViNjVjODI6Y29tOmVuOlVT&usg=AFQjCNGRX7pCJu5s5rkXHxHbciYa9U7VOg
