As others have said, every little helps... But a) this is
very late to the party and b) making it so you have to buy it won't help spread the word.
Are many UK pilots NOT aware of fatigue/FTL issues? What's the point of us buying these DVDs? The target audience should be the voting public and I can't see many of those spending money on an aviation safety film as opposed to Star Wars HD or The Artist. Come on!