Lazy bastards couldnt make up new names for anything. Wallpaper hangs on the wall, it aint no dam picture on a screen. A mouse is a critter, not some doo-hicky ya scroll around with. They were just soooo original name'n this puter stuff. I think I'm off subject, oops!per wikipedia....ppp
LOL, or lol, is an initialism for laughing out loud, and a popular element of Internet slang, which can be used to indicate amusement, irony, or double meanings.