The main issues are: - dive with power causing overspeed - dive causing controls to lock due to transsonic shock waves - improper recovery from a spiral dive

The main issues are: - dive with power causing overspeed - dive causing controls to lock due to transsonic shock waves - improper recovery from a spiral dive will over-G - MCAS-style confusion - bottoming out on a phugoid oscillation - unrecoverable spins, usually in jets But in general, if you unload the wings (reduce G), then nothing breaks.