http://en.wikipedia.org/wiki/Upselling
No electrical "generator" is required for this ploy to function, this is basically a "generator of income". Of course they can supply a picture of something if you want it. They take many "liberties" with the truth. From: Jed Rothwell This is the worst kind of scam: the "exposed scam" scam. Immediate tip-off - numerous sites set up to promote the device by first claiming to expose that it is really a scam - but then shifting gears and saying that in fact, the device works as claimed. Whoa! That's some kind of recursive function, or a mirror-image paradox. I don't know what it would be. I guess it is the "liar paradox," i.e., the assertion "this statement is false" which is true if it is false, but false if it is true. http://en.wikipedia.org/wiki/Liar_paradox - Jed