When people talk about the benefits of bitcoin over Fiat money, one of the biggest advantages is that bitcoin is more secure and the bank has not control over your money. Generally, people talk about the lack of 3rd party.
Give some examples of the problems with banks you have faced that there wouldn't be if cryptocurrencies existed that time.
On the one hand, this is a true statement. But still there are a lot of people who are not ready to answer for the safety of their money and therefore trust their storage to banks or centralized services and exchanges.