It’s been a wild year in ETFs.  ETF.com’s Lara Crigger offers her “ETF story of the year” so far and highlights several other ETF stories flying under the radar.  SSGA’s George Milling-Stanley goes in-depth on gold and the record flows into physical gold ETFs.  U.S. Global’s Frank Holmes discusses the recent massive interest in the U.S. Global Jets ETF (JETS) and lays out the investment case for airlines.