The invention that makes written paper/pencil notes and documents now primitive. Arguably the most convenient form of simple document storage available.
Anyone who still uses paper and pencil instead of GoogleDocuments to keep track of there notes are neanderthals.
Video games. When you're in the office playing games, you refer to games as "side scrolling documents" as to give the appearance you are working on official work documents.
"Dude, I'm on page 56 (level 56) on this side scrolling document." "Have you seen my latest side scrollingdocuments?"