[youtube https://www.youtube.com/watch?v=7I2oOROgdgA&w=600&h=338] A few weeks back during the 33rd National Sports Collectors Convention in Baltimore, Washington Nationals pitching prospect -- and avid collector -- Ryan Tatusko created a buzz at the Panini America booth by signing free autographs for a lengthy line of passionate collectors. One day later, he dropped back by the Panini America booth for a special episode…