Netflix charges advertisers to run 30-second spots. Today it premiered a 26-minute ad as exclusive content and gave it a 6-hour window before YouTube was even allowed to have it. Rockstar inverted the entire ad model. Netflix treated a commercial the way it treats a Scorsese film. The reason is buried in Netflix's earnings calls. The GTA trilogy drove nearly 40 million downloads on Netflix Games, the biggest game series on the platform, and Netflix execs bring up San Andreas to Wall Street…