Photo by Lori MidsonThe tattooed knuckles of Vesta Dipping Grill executive chef Matt SelbyDuring the Taste of the Nation, the July 19 charity event that Matt Selby chef-chaired, he turned to me and uttered one word: "Wow." He was awestruck by the size of the crowd, but also by something else: himself. Selby, a Denver native who turned 35 on July 30, wasn't sure how he'd made it this far. "Can you believe how different things are now?" he asked, referring to the days, now behind him, when