It's clear that the next-gen movie format wars are shifting towards a victor. New data from Home Media Research shows that Blu-ray is gaining significant momentum, selling twice as many discs in the first half of this year than HD DVD. Sales of Blu-ray disc movies totaled 1.6 million units, compared with 795,000 HD DVD discs. Over the course of both formats' lifetimes, Blu-ray has about a 1 million unit advantage. Could PS3 be the reason for such a significant boom in Blu-ray sales?.....