If people are already informed properly that fiat will be exticnt in the future and will be replaced by digital money. No wonder people are investing in crypto market now. They are just joining the club.
Because the future is hat of cryptocurrency and the whole world will use only cryptocurrency for their purchasing wherever they want. There will be no need to convert your local currency into any other currency. You can use your coins all over the world. No exchange, no transaction fee, just one click and your money will transfer to the required place.