WASHINGTON—As the Advanced Television System Committee marks its 40 anniversary at its annual meeting this year at D.C.'s Spy Museum, the group also sees the status of ATSC 3.0 as at a sort of crossroads—celebrating the success of NextGen TV— now on the air in more than 60 markets—while wondering how long before broadcasters can sunset 1.0 and give 3.0 some breathing room to realize its full potential.
