Airbus has $zero skin in the game and no obligation to promote CSeries aircraft, i.e. it was given a "free option" by Bombardier.  So the Big 2 can now go back to their oligopolistic ways and sell their core product lines. Anyone thinking this transaction will break open an untapped global market for CSeries is drinking Koolaid. The made-in-Quebec platform has just been given a nice large dose of corporate fentanyl.