Is It Too Late to Buy the Top Cryptocurrencies   While the majority perceives digital currencies including Bitcoin, Monero, Dash and Ether as either a means of payment or a token for development, there still exists a relatively large group of users who consider these digital currencies as short and mid-term investments. Many investors within the digital currency exchange market still inquire about the timing of their investment. For short and mid-term investment, is it too late to buy the…