> basically there's only a few new major models in a year? Depends on how you define major, but there’s really only a few new major models a decade. Even if yo

> basically there's only a few new major models in a year? Depends on how you define major, but there’s really only a few new major models a decade. Even if you count things like 787-800, 787-900, etc variations as major, there’s still not a few models every year even if you include all major commercial aircraft manufacturers.