Because from time to time/from the past until now the role of bitcoin has managed to grow rapidly until its popularity is increasing.. of course this will be one of the things in the future that will be better known until more and more people are involved with bitcoin in many endeavors/ventures to transactions.
Precisely from the advantages of its characteristics, it is worthy of filling the future so that it can be developed human life in the economic field, and I think all countries will be more familiar with bitcoin as an alternative currency, assets, and other projects as income.