Originally Posted by
TheKingFiphtin
I ride a ss mountain bike for urban stuff and it treats me wonderfully. I've got a friend who's a pretty talented single track racer and he swore off gears quite a while ago. If you're going to use it for a trail bike the simplicity is great, though you'll spin a lot downhill.
Why do you have to spin going downhill?
By the way, SS has other benefits as well, such as longer drivetrain life and near to 100% transmission efficiency.