Wind power: it's now or never

From the always-entertaining and educational Consumerist, I was directed to this list of 25 Gadgets That Actually Save Money, which ends with a link to the Skystream residential windmill company. Doesn't the windmill look cute up in that photo, just humming away? When I build my Earthship, I'm going to want one of those. Sure, it's a lot of cash up front, but it pays for itself after 12 short years!