Hugo has some other interesting takes on his blog.

I don’t know him. But just because you haven’t done the exact same thing — or never been is a position of responsibility where your mistakes can affect many other people, doesn’t mean that everyone doesn’t make mistakes.

It just means that not everyone can learn from others mistakes.

I'm not claiming to have never made a similar mistake. I have messed up in production a lot. But I would definitely recognise from this episode that the lack of good tooling led to risky, rushed, manual processes that can easily go wrong.