> We should be reviewing the actual working software. Systems that make it easy and instant to demo any proposed change are what is needed. Code (and specs) are going to fade into obscurity. PR review has already shifted towards validating the product (working software) over the process (code).

Ok, sure, if your software can be easily exhaustively re-tested on every change.

But in that case, why were you ever doing PR's in the first place? Cargo cult?