Avionics have certainly changed a lot, but basic aircraft structures and controls have been almost stagnant for decades (and most of the places they aren't stat

Avionics have certainly changed a lot, but basic aircraft structures and controls have been almost stagnant for decades (and most of the places they aren't static are largely related to electronics--even if you're lucky enough to have a FADEC running your engine, it's still controlling hardware that largely dates to the '50s or so).