“But in her flashback/vision, she was a CHILD. Maybe 6. The idea that any learning or training she could have received back then could compensate for mid-movie training against a villain with a decade long lead in training is not just poor and lazy storytelling, it’s also unbelievable.”

“More her ability to read Kylo’s mind and use jedi mind tricks out of seemingly thin air is an issue”

Ever heard of the WRENS or other similar groups? People other than assigned pilots flew planes all time in WWII.

You are doubtless not aware that often people other than the designated pilots have historically flown planes from point A to point B. During WWII, both the Brits and the Americans had corps full of women for just that purpose.