I am an utter newbie thinking about running a generator on WVO.  I am wondering if its possible to save money doing this or not.  I have look at a couple places that seem to indicate its not - that it actually cost more to generate the electricity with WVO as opposed to the power company.
In particular this website seems to indicate its not possible to save money:

http://sites.google.com/site/martinnile/

(basically the cost of changing the oil in the engine would cost about as much as the power company would charge)