Neither. We all know it takes years of hard work to be an overnight success, and Linux is no exception. This article from The Inquirer is an excellent run-down of the ubiquity of Linux and does much to prove that everyone uses it one way or another, even if they reckon they’ve never heard of it. Put this article under the nose of doubters. Page three more or less stands as an article in its own right and makes a good non-tecchy starting point.