it might at some point taking into consideration its quick method. but honestly, we need fiat. one way or the other, fiat defines the concrete being of bitcoins price. for the time being at least
Actually we're just comparing or measuring the price of BTC in Fiat only because we need to have some way of gauging its value. Fiat money is just a very simple and fitting way of doing that, actually. We could also do it in loafs of bread or something...