Personally? Yes. They brought the thing about. If they did not do their due diligence to endure that outcome eouldn't happen, responsibility, when traced out lay with them.

If you were hoping to trip me up on "how many layers of seperstion until it's not your fault", you got the wrong guy. Unfortunately, I endure maintaining some of the most banal systems imaginable specifically because if I can reasonably forsee an outcome I'm not comfortable being culpable for, I don't work on it.

...You'll slso be surprised how muchoral quandry there is in many systems we take for granted.

It's s curse.