The main problem with Bitcoin is that it can no longer be quickly exchanged for cash in many countries. And if you manage to exchange it for cash, then with this money you cannot buy real estate, a car or deposit large sums into bank accounts.
A Call To Action: Mobilizing 52 Million Crypto Owners Into An Army of One Million Advocates For Change
Bitcoin has already become popular and it is not profitable to fight with it.
You can fight by closing exchanges, but as experience shows, where there is profit, there is a shadow market.
Therefore, states are actively fighting cache and reducing its amount to a minimum.
One example from Russia. The regulator prohibited banks from selling currency. The bank could only sell the dollars and euros it bought from citizens. The shadow market for exchanging rubles for stablecoins immediately grew.