I don't think those rules will be enforced for the whole generation. I don't even think they should be.
I think they'll find a nice middle ground between forwards and backwards compatiblility.
So what part of this comment is amusing Val?
You think that in a few years down the line there won't be games exclusive to PS4k and Scorpio?
I'd be shocked and a little pissed if there wasn't. And I assumed that someone like you who despises parity would be shocked and pissed too.