... comes in handy. This morning I rode to an exam in the snowstorm we're having and locked up with my u-lock. When I tried to unlock an hour later, the key wouldn't turn. I had to walk home and get some de-icer.
Also, I may stop using the lock holder on my frame this winter. yeah, didn't quite think that one through.
Otherwise, snow riding with studded nokians and full fenders f-ing rocks.