Smaller jump then gold -> usd -> btc which actually means changing the global reserve currency.
If you think about it didn't the U.S. government did a similar thing by gold. USD was pegged to gold initially, then they changed it.
metal coin usd -> paper usd -> digital usd (closed, permissioned system) -> crypto usd (transparant, permissionless system)
The jump is a lot less between digital and crypto should be small.
In principle, miners or the infrastructure maintainers could be forced to never mine your transactions (well, transactions to/from particular wallet IDs), by the way. It would be of course harder, since your money is in a single bank, but all miners would have to agree to the ban for it to work.