When pilots go to fly a plane there is a pre-flight check before each and every flight. This is a wise practice for many things including driving and bicycling. As a case in point the story of my evening will illustrate. About 45-minutes ago I left the house for a bike ride. Planning to ride for an hour or so. The story actually starts a couple of weeks back when I picked up a new pair of bike shoes at a REI garage sale. The shoes were just a bit larger than those I had before and were much mor