This is not in any way meant to sound negative about aforementioned captain, but if he hadn`t made the call himself, he would have had the call from his boss a few hours later.
If you run into a terrain warning, that`s recorded in the "black box" and comes out with the periodical routine check of it.
Big Brother is always watching over our shoulders. That`s why it`s so very important that flight recorder data is treated as a thing to learn from, not to prosecute with.
Typo