First, when did rooftop turn into residential rooftop only? Second, what happened to the solar irradiation advantage vs. Germany you championed? Third, you make rather vague points in place of a calculation underlining your "marginal" claim.

I won't even comment your social justice concern trolling, but I note as below that the (temporary) high rates have an explicit justification to jump-start big investment, which after all is a core aim of any feed-in law. (The problem is rather that they might choose to collapse the market again with the later rate cuts.)

_{*Lunatic*, n.
One whose delusions are out of fashion.}