[kamaal]

>>But Boeing introduced several new planes during these 20 years.

Most of Boeing's Ls seem to have come from quality issues, and that seems to come downstream to cutting spending on engineering, testing and in general overall technical ecosystem.

There is no point in making 20 or even 200 new planes, if you don't make them well.

“People think focus means saying yes to the thing you've got to focus on. But that's not what it means at all. It means saying no to the hundred other good ideas that there are. You have to pick carefully. I'm actually as proud of the things we haven't done as the things I have done. Innovation is saying no to 1,000 things.” - Steve Jobs