By Denny Dyroff, Entertainment Editor, The Times It’s August and the weekend calendar is filled with special events – many of which are long-running traditional events. And this year, there is a long-running, ever-changing weekly event. “52 Weeks of Firsts” (www.visitphilly.com/52-weeks-of-firsts) is a yearlong, citywide celebration honoring Philadelphia’s legacy of innovation produced...