Live without fiat?
Obviously, for now, it's not possible as mass adoption of cryptocurrency is still in the early stage.
But as time proceeds day by day many will be thinking about accepting cryptocurrency as payment for their business and services by which will be the reason us to live without fiat and start living using cryptocurrency to get our needs.
yes, i dont think i could live without fiat. I do believe we still in very far away from that future where no more fiat and all transactions goes digital. I do also think crypto are not really welcome in my country so yes i do need fiat to live my life and crypto payment are not available in my country.