Taxation and regulation are weapons, and governments often use these weapons to target things that they do not like. Cryptocurrencies such as Bitcoin, Ethereum, Ripple and Litecoin threaten to shatter the existing paradigm of financial control that the elite have carefully crafted, and that is making government officials all over the planet very nervous.
https://www.silverdoctors.com/headlines/world-news/government-crackdowns-china-india-threaten-to-absolutely-crush-bitcoin-the-cryptos/