Originally Posted by
richardwft
Perhaps a narrow seat economy with 3-3 on the upper deck and 2-4-2 on the lower deck, with 2 engines and lower costs per passenger than A351, B787-10 and B779.
Will we see a narrow seat economy 3-5-3 big twin?
It will be an interesting challenge to get the aerodynamics right to allow for a double-deck twin