Bitcoin was launched in 2007. It's 10 years and still no country has approved Bitcoin ?? 
and in 2018, 2nd richest man "Warren Buffet" said "bitcoin will end up badly"
The society always takes something new for a long time, and bitcoin has reached popularity recently. Before, no one paid attention to cryptocurrencies, and now the whole world is interested in them. Therefore, it is difficult to judge by the fact that governments around the world do not want to communicate with bitcoin and cryptocurrencies. It is easier for them to be in a neutral state than to accept or reject cryptocurrencies.and in 2018, 2nd richest man "Warren Buffet" said "bitcoin will end up badly"