The CSeries Zero orders in more than a year is a pretty terrible indictment of Bombardier's efforts with the CSeries-
How much of it was due to the jets being too small for the market,or how much was due to ineptitude on behalf of the company-it's hard to say-But from that perspective the Airbus announcement is very strong positive -
Bombardier couldn't have done on its own -
Lets see how this plays out in the future -