Erm  so erm  th the cheapest er fuel at the moment is gas, you know, that's, that's why er a lot of the erm  er er generators are now moving to towards gas er erm er generation  er wh which is fine for as long as the gas exists but, you know, another, give it another ten fifteen years, and our North Sea gas will have gone you see so, so erm  you have to ask well how much do you, weight do you put on market forces  and how much in say, in the energy business, ought you to be thinking longer term?