Daniel Vaughn, aka: The BBQ Snob, at Snow’s BBQ in Lexington. (Photo ©Chris Wilkins/Texas BBQ Posse) Running into your “barbecue friends” out in the wild is really a pleasant surprise. Twice this year I’ve run into Daniel Vaughn, a barbecue blogger and author who’s tireless pursuit of great smoked meat has benefitted us all. I’m never surprised to run into Daniel at a restaurant, because if I see him, I know I’m in for some good barbecue. I always look over my shoulder for Daniel when I eat at a new place, like Fargo’s new location in Bryan. I…