A skill that is useful during traffic stops can also help you write correct loop iterations.
As any fourth-grader who has ever attended a science fair can tell you, all you have to do is mix vinegar and baking soda to create a volcano that will spill lots of red, flowing "lava" all over your kitchen tile. Today one of my colleagues inadvertantly created a code volcano when he incorrectly mixed Windows authentication with an ASP.NET 2.0 website project....