How do they work cryptocurrency card?

Summary The general cryptocurrency card allows you to earn cryptocurrency rewards, or immediately convert cryptocurrency to legal currency in order to pay for goods and services. Both Mastercard and Visa issue cryptocurrency cards, which means you can use cryptocurrencies in millions…

What is the future of cryptocurrency?

I have known it for a long time, because in the past few months, I wrote some [blockchain] (coin circle) answers, and the number of followers has increased by more than ten times. Many media and public relations companies feel…