Trainers and drugs

Originally Posted by avance2000

are you being sarcastic here? the guy learned under one of the biggest drug-using cheaters in the history of the sport.
he had to pick up some good pointers.

Then why are so many of D Waynes horses great sires, and why have some of his filles and mares been good producers?
I have noticed certain unaccused "great trainers" can't get a sire to save their lives. Anyone besides me ever conclude thats because perhaps their horses performances were artificial?