photovoltaics have gone by a factor of about 5 in the last 30 
years, from 100 cents a kilowatt hour down to about 22 now and 
projected to go further.
  Biomass has gone from 12 down to 7 or 8; solar thermal has 
experienced the same thing.
  What we have found is while oil has been going up, renewables have 
been coming down, and renewables are somewhat more expensive today, 
most of them still, than fossil fuels. But that is not going to last 
long because China is coming on, and if you have seen what ha