In future online currency makes the main currency in the world. Now, you can see 30% or 40% currency purchase made by online. And it will be very popular day by day. And now bitcoin is most popular and NO 1. So, a bride future is waiting for bitcoin. 

But, nowadays bitcoin is very popular in the world. In 2017 most of the people know the online currency means bitcoin. The Government also value online currency and bitcoin. So, it can't happen the world without bitcoins.