The biggest ring-binder I have ever seen held the instruction manual for a piece of software called (I think) "Paperless Office".

*And one can say it has changed the solar system as our little probes with their computers whirl through its vastness or explore the surfaces of other system planets, moons, and assorted bodies.

*And then land on Mars at 20000 mph.   That one must have made a dent in the Solar System.