2 cents worth from the military QFI stable.
Yes we teach it - but its strictly controlled, briefed and initiated.
Real case, windmilling prop, reaction times, over-controlling due stress, checks and r/t...not to mention the higher rate of descent (even after completing the turn back)
Its a good exercise to extend the cognative and psychomotor skills of students...but lets not forget the aim of an EFATO.
Save life...sod the aircraft.
Play with fire - get fingers burnt!Great thread, hope to see more of this type.