Right. Off course, the designer was offered large amount of money for his invention by the oil industry, blablabla, and when he refused they managed have him commited to a psychiatric ward.
Right, this doesn't ring my crazy theorist alarm bell...
By the way, the way I see it, the shimanagan presented there is an energy converter, from potential chemical energy of fuel toward mechanical energy. It's an energy CONVERTER, not an energy SOURCE.
Energy sources are fuel to burn, solar to capt, wind to harness, uranium to split. The future of energy generation is no doubt space-based solar collection.
Finally, do anyone seriously think that any company wouldn't jump at the opportunity to corner the engine industry if given the possibility to genuinely acquire such "capacitor" to adapt them to... Well, any oil- or fuel-based machinery in the FREAKING WORLD. Oil-related profits would turn out to be pocket change if they acquires such technological advantage.