I think you do :) Probably you disagree with the characterization. I don't see why rent capture generally has such a negative connotation outside of finance circles. Its a perfectly legitimate strategy. And who has a larger moat than BNSF or Vestas or SunPower ? Even if you were a Zuckerberg you couldn't build these things in decades. Takes forever just to buy the land, spec out these things & get the specs approved by regulatory bodies. So if you could buy these concerns outright, you would. You would buy, whether it was making solar power or your underwear. ( He owns the largest underwear maker Fruit of the Loom ). Given the asymmetric info advantage he has, he's sold millions of puts expiring in 2019 & is sitting on top of billions in premium ( while simultaneously telling the American public that derivatives are instruments of the devil :) Got to park those assets someplace, otherwise fiat risks accumulate. His stock purchases for 2012 are quite ho-hum...utilities, banks, big media ( http://static.cdn-seekingalpha.com/uploads/2012/12/4/sauploa... )