I arrived in the small town of Wilkesboro, North Carolina on Saturday morning.  Wilkesboro is not the type of town you really notice or generally have any cause to stop in.  In some many ways the town's 10,000 or so residents probably prefer it that way, you don't live in this kind of town if you like hearing your neighbor's TV at night.  But last weekend was a weekend that you did want to pull off the highway, because just a few miles off the highway the country's top bluegrass and folk talents gathered to an adoring crowd