industry SHOW BUSINESS IS BACK STORY BY DAVE HIGDON Sun 'n Fun returns with big crowds; AEA Dallas up next 2021 . TEXAS AEA Dallas 20 avionics news * june 2021 A t first glance, the crowds swarming over the Sun 'n Fun Expo site at Lakeland Linder Regional Airport looked like the good-old days: aircraft parking and camping filling all available space; campgrounds nearly overflowed with tents, motor homes, fifthwheel trailers and pop-up campers. At second glance, the humans came in droves STORY BY DAVE HIGDON larger than expected. And at third glance, those humans there to shop probably found the smaller footprint of exhibitors a welcome outcome, allowing more space for browsing the commercialexhibit hangars and outdoor exhibitors without the usual games of dodge-and-weave with other pedestrians more typical of the first major air show and fly-in event of 2021. After last year's near-total wipeout of large aviation events, the crowds were welcome. In 2020, the aviation community lamented the loss