Today we spent time at the Texas Farmers' Market at Mueller -- the former Austin airport, our namesake.  It was an interesting market, starting as an overcast day and turned into a sunny day.  Good thing it turned sunny on us, as we were able to use our solar panels along with our Goal Zero generator to keep the gelato cold  in the Whynter mobile freezer. The quiet generator (no noise) and the mobile freezer were wonderful, as the farmers' market…