the XKCD is one of my all time favorites.
One of my absolute favorites showed up the day I wanted to document a new design at work, having been fed up with the horrific practices we'd been doing:
One for Drupal fans:
I havent bothered since windows XP. I laugh when peopel do that now. they are also the same peopel that use the up and down arrows to scroll a web page ;) click click click.. jsut use the damn wheel already!