Certainly regulations make work….but that’s not the stated purpose for most.
While we may disagree on how much more singleton units would cost to install, it is certain that they would cost more. Compare custom built homes with tract homes. The custom built costs more, per square foot, to build. Focus Fusion would be subject to many, in fact I think at lot more, of the same effects.
And, hard numbers will be looked at, by experienced professional engineering firms, before the first million is spent.
Thats a fact, jack.
Ask, and I will post some background about how multi-million dollar projects are financed by major corporations and Wall Street.