I've heard similar, that Airbus went all in on the A380 while Boeing gambled on the smaller 787. Most of the industry seems to think that Boeing got it right and it's put Airbus in a tough situation.
Jack did a lot of things right, but at scale bad ideas can get hidden in successes which take years to unwind.
[1] http://www.forbes.com/sites/stevedenning/2015/02/05/salesfor...