They had flying cars. That would fold-up into a briefcase.
They had magic bubbles that’d pop out from their fingers to shroud themselves on their floaty-seats that delivered them to school or the mall.
But they used cash. Really? With all the crazy futuristic stuff they tried to wedge into that program, the creators thought we’d still be using cash in a flying-car future?
Maybe they were onto something. Cash does have the value of being tangible, and not being tracked.