Because actually it's not the dollar. It's actually the peso in Buenos Aires. Very clever Buenos Aires street vendors decided to practice price discrimination to the detriment of any passing gringo tourists.
Fordi det faktisk ikke er Dollaren, det er Peso'en i Buenos Aires. Meget kløgtige gadehandlere i Buenos Aires besluttede at gennemføre en prisdifferentiering til skade for forbipasserende Gringo turister.