Yeah, but the problems is that I (and I'm sure many other people) just can't pay enough attention to every detail DURING the code review. Yet after the review,

Yeah, but the problems is that I (and I'm sure many other people) just can't pay enough attention to every detail DURING the code review. Yet after the review, when you start using the code, issues just reveal themselves without any extra effort. I'm just looking for ways to prevent them from reproducing I think.