Bitcoin had survived more than 11 years.It’s not easy for the digital coin,to survive for this big years.From the beginning,when the price of bitcoin around 10$ .No one believe the bitcoin as the investment tool .Even they are not ready to accept the bitcoin as the assets to inverse their money like the stock market.
but now bitcoin has become a valuable asset, and now people are starting to accept bitcoin as an asset for future investment, and the interest is now increasing because they all see the great potential in bitcoin, so it's not surprising that there are countries that adopt bitcoin, with the aim of build a better economy for the future.