However, I still have learned how to pump brakes in rain, and I taught it to my wife. The reason is that the better mechanism, anti-lock braking systems in this case, can always fail.
Joel Spolsky had a whole post about this: https://www.joelonsoftware.com/2002/11/11/the-law-of-leaky-a... .
If we only teach the happy path, we are setting ourselves and everyone else up for failure when the happy path fails, which it will.
As another counterpoint, there is so much automation in modern airplanes that pilots are relying too much on the automation and losing their basic airmanship skills. (https://www.nbcnews.com/news/us-news/airline-pilots-depend-t...)
I think the same problem is starting to show in all of the assist technologies in cars. People are starting to rely more on those technologies than they should.
Basically, at some point, putting more concerns across the line is a bad idea because we will eventually lose the ability to handle things when they go wrong. We also lose institutional knowledge. (https://www.youtube.com/watch?v=ZSRHeXYDLko)