Pinning down the precise moment of conception within any creative field is never a simple task. Events become generalized over time and survivors have the advantage of being able to rewrite history. Pornography is no different, so asking a seemingly simple question like who invented gonzo can bring forth numerous JFK-worthy theories.
Before we call in Oliver Stone for yet another cultural summation, there are certain facts that are incontrovertible. Or at least nearly incontrovertible.
Aww it was Professor Plumb with the hammer!