I think you're asking the wrong question: The right question to ask is if you have the resources to build a prototype of your idea? Even if that prototype is a

I think you're asking the wrong question: The right question to ask is if you have the resources to build a prototype of your idea? Even if that prototype is a bunch of sketched wireframes you can then take those and see if you can get some seed funding to build something bigger. I'd also dare say that even if you did this and failed, you still might open some doors. Part of future is going to be meeting people, so a prototype is the best sort of business card.