...but I think something is wrong if we walk out of a check more confused than we walked in.
Oh I don't know, I've seen it happen any number of times.
One time whilst completing recurrent on the L1011, the First Officer was totally confused, and no wonder....the checker was totally devoid of a reasonable skill of the English language.
He went on to the exec suite, where he belonged....Director General of THY actually.
You'll find its a MINIMUM of 400' to commence drills outside the good ole U S of A.
Yes, however...having completed a number of 1179 rides with UKCAA inspectors, they didn't see it that way.