stigweard - the chain of thought was; China running out of fuel - we're all going to run our of fuel - our way of life and our system are what is behing the vast use of fuel - we either hit a brick wall or change - I'd rather it was the latter - oh, the hell with it.

Hope that helps.

I also get torn beyween thread drift on the one hand; and that everything is connected and we need joined-up thinking on the other.

Ivor