I never thought of it before, but how simple and obvious. Bikes don't need fuel, and will work as long as you can do simple maintenance.
I'm not at all a minimalist survivor type, but sometimes our mindless reliance on dwindling resources like oil just makes me scared.
Winter riding is much less about badassery and much more about bundle-uppery. - malkin
1995 Kona Cinder Cone commuterFrankenbike/Selle Italia SLR Lady Gel Flow
2008 white Nakamura Summit Custom mtb/Terry Falcon X
2000 Schwinn Fastback Comp road bike/Specialized Jett