My comment to the CAA was that not extending was unfair to students who, through no fault of their own, could not sit whatever exams they need. Otherwise, no problem for us because we cover both syllabuses.
In theory, if you know your stuff, you shouldn't notice any difference, which is the name of the game - they are trying to stop the database queens, and having some success by all accounts. That said, I have noticed a couple of comouter questions in which all answers are potentially correct. Go figure.
Now that Brits are not allowed on the expert database (and therefore cannot write questions), I suspect that the questions will get worse