In reply to bowls:
I think you're being a bit harsh.
These are listed as "If you're looking to crank the difficulty up a notch", not for newbies.
And apart from the naming being a little confusing, there are two grade 2 scrambles that will take you up (or around) Idwal slabs (Idwal staircase and Direct approach to Seniors) and the Parson's nose is, according to the UKC database, the step which turns CyPA from a grade 2 to 3 scramble, and the article describes it as grade 3.