I'm with the reducers on this one — we spend a lot of energy on things that aren't necessary, such as automotive transport when we can walk, air conditioning and central heating (I know in some places these are necessary, but in most places not) and so on.David, are you familiar with the "hot rocks" project in Western Australia? It looks able to provide plenty of notunoll-ping power for the next couple of centuries. Of course, the main problem is that it's in WA, so transport of the electricity is an issue.And Ken: Deciding not to have a heated toilet seat is not regressing, it's progressing.