If you can find a way to monetise the
enormous amount of new content that's being produced right now - in excess of 10,000 feature films a year - then you have the potential to make a vast amount of money.
Discoverability and marketplaces are the key problems for film at the moment. There are other groups working on that problem, but so far it remains unresolved.
I wrote a bit about this on Charles Stross's blog a while ago - http://www.antipope.org/charlie/blog-static/2015/06/hugh-han...