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.
If Bitcoin is existed long time ago, there will be no inflation and and the people will not suffer like we have right now. The government will be less corrupt because everything can check the transaction publicly and we will know where they spend our taxes.