No gain ? So clean air that has no heavy metals put into it...

No gain ?

So clean air that has no heavy metals put into it every day isn't a gain ?

Air that has a significant reduction in particulate matter isn't a gain ?

Flat predictable power prices, no peaks , no shoulders, no gouging isn't a gain ?

Very flexible power supplies that match load and are much more efficient isn't a gain ?

Large amounts of power that enable industries that can't function now isn't a gain ?

Not adding large amounts of CO2 to the atmosphere isn't a gain ?

Not having to have things like oil sand mining isn't a gain ?

Avoiding oil spills like the Macondo spill in the Gulf of Mexico isn't a gain ?

Cities with no pollution isn't a gain ?

Water freed up from use in power stations isn't a gain ?

Etc................