The first time I came into contact with BTC, I felt that there was little difference between e-payment and BTC. However, with the gradual understanding, e-payment and BTC are becoming more and more different.
In essence, electronic payment is the circulation of legal currency in one or some countries, while BTC is the circulation all over the world（ If every country agrees)
It's hard to understand that I don't think I can learn everything on it in just one lesson I have to watch a lot of videos on Youtube to fully understand the concept of Cryptocurrency, but when I got it I was so excited because of it's potential in the future until now I'm still excited because I already made a profit and continue to make