Right, but who decides what "good enough" is? If I weren't code reviewing, then it would have passed as "good enough". And that's the point of why just saying good enough isn't good enough. There should be a threshold that no one fights over.
> It's up to the team and customers to decide on that however.
You said yourself:
>the consequences of a dupe would lead to a pretty bad customer experience.
I've seen many situation were a duplicate wouldn't matter to a customer. It would matter to me because like you, I'm a perfectionist, but at the end of the day, it's both the team and customers that decide together.