Boom Supersonic, the company building the world’s fastest airliner, kicked off construction of its Overture Superfactory yesterday in Greensboro. The Overture Superfactory is a state-of-the-art manufacturing facility located on a 62-acre campus at the Piedmont Triad International Airport. This site will house the final assembly line, as well as test facility, and customer delivery center for Boom’s flagship supersonic airliner, Overture.