You could go out with a camcorder tomorrow and make a movie with virtually no money, but promoting a tiny low-budget movie costs $20 million. And the money they spend on the big movies is astronomical.
Criticism can never instruct or benefit you. Its chief effect is that of a telegram with dubious news. Praise leaves no glow behind, for it is a writer's habit to remember nothing good of himself. I have usually forgotten those who have admired my work, and seldom anyone who disliked it. Obviously, this is because praise is never enough and censure always too much.