A large majority of peoples in the world believes on paper money. They think that this is used for buying or selling things. A currency which has a physically appearance in the world.
But the upcoming world is the world of  digital currency. Because it is easy and reliable way for sending and receiving money at any place in the world. We can send or receive money within minutes.
But there is a huge difference between both the currencies.
So, it is very difficult to adopt the digital currency in the whole world. Because mostly peoples are n't know about the new technology and they don't try this way yet. Because they don't believe on that way.
So, how we  convience the peoples to adopt digital currency?