No chance for bitcoin to replace fiat currencies and become an instrument for payments all over the world,at least nowdays. So many problems yet to be solved and people to get used to crypto and particularly to IT technologies to make bitcoin a primal currency. In a far,far future when people replace classic cars with cars which can fly 
The progress is moving faster and faster every year, who knows, maybe in a few years you will fly on your car to a nice restaurant where you can pay with BTC.