saddle sore?i've read about that somewhere's here in the forum,but thought it was caused by breaking in a new seat or just being in the saddle longer that ur"butt"could stand...lol.the previous two that i mentioned i've experienced,but maybe my situation was just a sore"butt"!so this "saddle sore" is a medical condition that nee's medical attention?why is this?....just curious,david fom raleigh