Public
Boeing public safety line · 2017-2019
Statements around MAX certification and early operations
“The 737 MAX is a safe airplane. Safety is Boeing’s highest priority, and pilots can train for the MAX in a computer course rather than a full simulator.”
The public register is certification and computer-based training. The private register is a family test. One of those is how engineers actually decide.
The tell · Ask whether the speaker would put their family on it. The pause is the preference.
How this became public: Boeing released hundreds of internal messages to Congress and the FAA, then to the press.