Good questioning there Barty! Covered all the angles. Rossi though is pretty good at answering, but not really answering:
Your assumption has right of citizenship in the kingdom of logic, but we must be conservative.There are many parts of the plant that need upgrading and the next generation of industrial plants (F9) will be different. I cannot give the details of the parts to be modified, for obvious reasons, but we are talking not just of plumbing and wiring, we are talking of internal structure of the reactors.This plant belongs to the first generation, substantially it is equal to the plant tested in Bologna in the Winter of 2011; the next one will be different and I am already designing it (again: F9).