Originally Posted by kill.cactus
I have. What many criticize them for is that they usually add a ton of weight and also it is mechanically less efficient.
I think Sheldon Brown said the mechanically less efficient thing, so it is probably something to consider.
What's been your experience with it vs. a chain drive bike?
Weight is relative. My commuter has fenders, rack, kickstand etc. I'm not trying to win a stage or a century, just get around town without hassles, having to change shoes & dirty pants...
-g