There's an additional confounding factor: Now that this has happened not just once but twice, causing hundreds of deaths, every pilot on the planet is acutely a

There's an additional confounding factor: Now that this has happened not just once but twice, causing hundreds of deaths, every pilot on the planet is acutely aware of this issue. Instead of Boeing publishing information about the systems and requiring pilots to receive training in the new models, the pilots themselves have essentially come up with their own pilot training course, and used the tragedies plastered across global news as the change notification system.