Back in the good 'ol days of the 1990s, if you left your computer unlocked you were liable to return to your desk and find somebody replaced your desktop wallpa

Back in the good 'ol days of the 1990s, if you left your computer unlocked you were liable to return to your desk and find somebody replaced your desktop wallpaper with something... pornographic and/or you sent an email to your boss (with the entire office on CC) professing your undying love for him.