Indeed! There's a tonne of things which rightly fall within the domain of the executive to make regulations, I happen to think that this immigration order goes

Indeed! There's a tonne of things which rightly fall within the domain of the executive to make regulations, I happen to think that this immigration order goes way too far - and indeed even if it was made by the legislature it would still be immoral. I agree that legal != unobjectionable, of course!