> If you talk to the pilots who fly them, they’ll tell you it’s not the airplane so much as whether or not the manual properly describes what’s going on How mu

> If you talk to the pilots who fly them, they’ll tell you it’s not the airplane so much as whether or not the manual properly describes what’s going on How much effort goes into updates to manuals and training between new versions of aircraft? Does the regulator mandate particular updates, or retraining?