Demand base Electric Metering!

Wouldn't our industries and residential consumers benefit from demand base metering system. Before you say, I know there are hundred reasons why it wouldn't work, I am more interested in one thing that we can do to make it work. Here is an example of how it is done by one utility company in California (they have 6 rates, but i only listed the simplest one).

This slide (click to enlarge) shows that value of Solar Power is much higher than fossil power, because it is produced when demand is highest.