Young adults enjoying the dancing at College Country night at the Borderline Bar in Thousand Oaks. Several there had survived the Las Vegas shooting just a year before. Then some pops were heard, some thought balloons or doors slamming. But some recognized the source: gunshots. Before the firing ceased, 11 attenders and a sheriff’s deputy lay dead. But, as so often happens, good rose. Here’s one example, and what we can all learn…