First of all, there is no chance that Bitcoin disappear. Today it is said, that 2019 will be the year of Bitcoin and other cryptocurrencies. Bitcoin is said to be the new gold, and its value has already overtaken it.
The biggest multinational companies (Tesla, Microsoft, Steam, Overstock, Wikipedia, Virgin Galactic, etc.) acknowledge Bitcoin, and You can pay there with this cryptocurrency. More and more broker companies offer it, so You can even trade with this cryptocurrency, meaning that they virtually acknowledge the stability of Bitcoin. The first Bitcoin ATMs has also showed up.
In Japan, since April 2017, Bitcoin has been an official payment method. Bitcoin VISA cards also showed up (VISA does not support anything).
On the other hand, Bitcoin is decentralized, so it can not be banned, and nobody can stop it getting more and more widespread.