It's better for society than our current banking system, because the government considers our current system "too big to fail," so banks know that the government will bail them out if things get too bad, and the banks engage in risky behavior accordingly.
And of course the financial system as a whole is "too big to fail", but that would be true regardless of the implementation. Are you saying that if we switch to crypto then suddenly the financial system failing is OK?
Yes but banks are subject to a wide array of regulations, liquidity requirements and frequent third-party audits. And then, in crypto, you have Tether, whose reserves claims are dubious at best