Originally Posted by aquateen

I've been riding and working on road bikes for years now and recently moved to an area that has great mountain biking. I'm not in a situation where I can purchase a decent mountain bike at the moment but I have been toying with the idea of finding an older/cheap rigid mountain bike on CL and single speeding it. The reason for single speeding would be to remove any worn/low end components. Would this be a terrible introduction to the sport for me?