The GNU project (and RMS) seem to get a lot of meme-ridicule, but GDB is a powerhouse. I've only had occasion to mess with it a little, but it seems to have had such a huge impact on people's development work over the years.
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I don't know, it seems very common to me. Have you not seen anything like that?
I saw this comment yesterday and thought of this discussion though, maybe it helps illustrate what I was trying to say? https://news.ycombinator.com/item?id=42170536
The point being made in the comment linked to, briefly, is how non-SW engineers "turn their nose up at open-source solutions". It's a bit broader than what I was saying, but was roughly the kind of trend I was trying to allude to.