By July 2009, 200 hours of flight tests had been completed and the resulting design changes had been incorporated, including an X-tail, simpler and lighter flaps, and handling changes to induce a pitch up when applying thrust.
By July 2009, 200 hours of flight tests had been accomplished and the resulting modifications had been integrated, including an X-tail, simpler and lighter flaps, and adjustments to improve pitch when applying thrust.