> The right thing to do (long term) is to treat those feeding power back into the grid as commercial customers/producers, where they're compensated and charged based on current market rates. Anything else distorts the incentives significantly.

Yes. As pleased as I am to see solar taking off, I see net metering as an incentive to build the industry and bring prices down -- which it is doing -- but one that has to come to an end at some point, maybe not too far in the future.