As a result of a controversial design, the fuselage was to consist primarily of aluminium-lithium rather than the carbon-fibre-reinforced polymer (CFRP) fuselage on the Boeing 787.
Como resultado dun deseño controvertido, a fuselaxe consistiría principalmente en aluminio-litio en vez de ser de polímero reforzado con fibra de carbono (CFRP) como a do Boeing 787.