1979 Hard Drive vs 2013 MicroSD - This picture depicts two memory drives which are 34 years different in age. It provides us with an idea of how far we have come in terms of technology. How much smaller can we possibly go?
mimeograph machine This was how the teacher made copies. In school, everyone called it the ditto machine. If the paper was still a bit wet when you got it, the ink would rub off on your fingers. I can still smell the ink :)