This really isn't all that new, but most things are shot down or 'disposed' of before it can ever get big. Hopefully this can actually progress since it's being shown on the news and more word is getting out there.
It's like someiraniankid is pointing out, those oil companies usually force these kinds of things to not appear. After all they'd be losing a ridiculous amount of money.
I believe hitler even came up with an alternative method to normal gasoline because during WWII he had a very short supply and a vehicle that could run off of something else was needed.