Indeed, what is there that does not appear marvelous when it comes to our knowledge for the first time? How many things, too, are looked upon as quite impossible until they have actually been effected?
Pliny the Elder
Orion's Cold Fire
All the Secrets of the Universe and Some Really Important Stuff Too!
How about a $6 SD mini card, about the size and thickness of a postage stamp, that will store the entire contents of the Library of Congress several time over. The card could be much smaller but it would be lost of broken too easily.
To quote the poet, “These are the days of miracle and wonder… a loose affiliation of millionaires and billionaires.”