What if xkcd discusses the output of Yoda’s force power, and how that would affect us in the real world. He has some fantastic analysis, so go read it, but his conclusion is thus:
So Yoda sounds like our best bet as an energy source. But with world electricity consumption pushing 2 terawatts, it would take a hundred million Yodas to meet our demands. All things considered, switching to Yoda Power probably isn’t worth the trouble—though it would definitely be green.