It seems to me that, on the contrary, the blockchain contributes to the establishment of total control over all financial income and expenses of all citizens. Always new technologies bring with them both good and bad. It's unavoidable.
There is a whole conspiracy theory that current cryptocurrencies are a kind of testing ground for a new digital economy on high-speed blockchains that will appear in the coming years, and in 10-15 years will be fully implemented in our daily life.