Well,I think that high oil prices are here to stay. Natural Gas has had a history of high and now low pricing. With the current Frack Boom well underway,and none of the Oil Long Term Storage Issues present,I'd go with the N.G. features,which includes the Billing aspects all our fine previous Posters have laid out. There,now that's one Hell of a run-on sentence fer ya's ! Sister Bertrand's gonna haunt me for that honker!