$XRP What are digital currencies?

Before we know what are the best digital currencies for investment, we first need to know what digital currencies are... Digital currencies are symbols and numbers that you find only through the computer screen or mobile screen, and each digital currency has its own symbol or sign.

Although it is not a tangible currency, it has become very influential in the global economy at the present time, especially since major investors and businessmen in the world have promoted and invested in it, led by Elon Musk, who promoted it with an investment that may reach $1.5 billion.