--News Direct-- By Meg Flippin, Benzinga When it comes to trading cryptocurrency, ease of use, strong volume and access to several digital tokens top many users' lists. Privacy is another key tenet, especially if you reside in a jurisdiction that isn't too keen on this form of investing. From the U.K. to Vietnam, several countries either ban cryptocurrency investing or have restrictions that make it more complicated, shutting millions of people out of this popular investment class.