then give all the fiat do you have to me

The article means that there will be no value to the fiat and such. If this will be the case, if this will be given to you this is useless because it does not have a value anymore. But then this will happen in a long time for now. There should be a lot of adjustments to be done and it is not easy to happen.
Definitely, it is a revolutionary idea to make Bitcoin entirely independent yet it has not met the mainstream adoption. Eliminating the fiat totally will cause the potential investors more hustle in order to get Bitcoin. Remember, it is with fiat that investors used to purchase Bitcoins.