Maybe it’s just the people I hang out with, but every time my friends and I get to discussing all the astounding stuff modern technology can do and how none of the sci-fi we read growing up predicted (for instance) carrying around several freakin’ days’ worth of music in something the size of a cigarette pack, some smart-ass always comes back with “Yeah, but what about flying cars? I was promised flying cars, dammit! Where are they?”
The Rocket Packs, However, Will Have To Wait