I think you might be misreading GP? They're basically agreeing with GGP ("so hopefully this gets sent to the sausage factory as well"); they're just saying that

I think you might be misreading GP? They're basically agreeing with GGP ("so hopefully this gets sent to the sausage factory as well"); they're just saying that the process of actually changing the standard to remove (this kind of) UB is/has been rather challenging.