People have been fighting the battle of the water car for a long time. I first heard about and saw blueprints for hydrogen conversions for reciprocating engines twenty five years ago and some people swore by it's simplicity. But it never took off.
Well now we have the capacity to go viral, should that be just reserved lolcat videos and kids singing? So in theory, here it comes.
Some inventor is going to come out with simple technology to run your car on tap water on the 4th of May. So we'll see. Cross your fingers and remember, any losses in fuel purchases will likely be made up in tire purchases.