Fred Curado thought about this literally for years: Should Embraer build an all-new aircraft in the same size category as the Boeing 737 and Airbus A320 and compete head-on with the giants, as rival Bombardier decided to do? Or should Embraer once again play it safe and stick to the segment of the market it knows, somewhere between the traditional regional field and mainline flying? The answer can be seen outside the hangar at Embraer’s Gaviao Peixoto Airfield, the main base of the E2 ...