Honesty, accountability and lack of control. A lot of Politicians are scared of transparency. They can't tax crypto either which probably scares them a fair bit
Exactly, transparency and taxation can be a big thing to be consider for a politicians and they really hate this one because of that. Government keep on discouraging people to invest in cryptocurrency because they said, its too risky to put money in cryptomarket but in reality they are preventing people from realising how good this market is.
Later on, government will be no more choices but to adapt this technology and this will happen around the world. Cryptocurrency will still become a big factor in a world financial system.
This time the government is so hesitant to adopt because of the different platform bitcoin and crypto currency had, but later on time the government some governments will adopt because it will become a norms and many countries will also adopt it.