You have explained basics of cryptocurrency in very simple and comprehension way. Your post is very informative for newcomers.

As I said above, you can convert digital currency into your local currency and you can convert local currency into digital currency as well so you have this facility and you can do online trading, in the same way you can earn a lot of profits while sitting at home knowing how to trade online?

As you mentioned, if we earn cryptocurrency then it can be changed in to real money easily this is what we want.