The debut of the new airplane coincides with the first discussions in the program's history of a US carrier potentially purchasing 777X aircraft. The Long Road To Lift-Off For Boeing's 777XCredit: ShutterstockThe Boeing 777-9 was slated to enter service in 2020 with launch customer Lufthansa. Open tracker →Headwinds All The Way To The Finish Line For The 777-9Credit: ShutterstockEmirates has officially refused to take delivery of the first 10 to 11 early-build Boeing 777-9 aircraft originally manufactured for them. At the Farnborough International Airshow, Emirates President Sir Tim Clark stated bluntly that the airline would not accept the oldest batch of 777X aircraft. The cost of change incorporation rework to update the myriad of systems within the oldest 777-9 jets is the basis of these problems.