Bostonist can't quite believe that it's been 15 years since our fair city got itself a rockstar symphony conductor. We remember well when the Keith Craze first sent music fans into a tizzy - the swooning, the squeals, the questions about what the young Keith Lockhart was going to do to the Boston Pops. And here it is, a decade and a half later and Bostonist still under KLo's spell. We've sighed at the sight......