While I agree this was a very well done documentary. And I did support it a little via kickstarter, it seems that not everyone in the industry approves of the movie. Here's a link to the GunsAmerica movie review:
An interesting read and a different point of view to be sure.
NRA Chief Range Safety Officer, Home Firearms Safety, Pistol and Rifle Instructor
"There are three classes of people: those who see, those who see when they are shown, those who do not see."
Leonardo da Vinci