Is there ever a convenient time for a flat? I guess my answer would be-as long as it's not during a race. Luckily, I was riding with a group in downhill mode and noticed it immediately. We were close to a parking lot/shopping area where I could pull over and take cover from the rain. I was so grateful for the help of friends. Even though I have taken a couple of bike maintenance classes, I think I need to practice changing a flat until it's as familiar as brushing my teeth.
Sometimes we are motivated by what we don't want to happen: