yes and the oil companies are what you call a ...what green company....we need alternatives now..not just because of the Gulf ...but because we can't keep destroying and hoping something will change automatically...I do respect 3WCity expertise and knowledge ...a lot more accurate than mine...but when oil starts respecting the variability and vulnerability of their abstraction techniques then maybe you can expand...but imagine this happening in Alaska [[opps not that time)..but an accident on the Tundra...well another dead zone in our world for sure.