most people simply don't have the time or resources to both survive and pay attention

This is a huge problem. I reviewed this code, more than once. I missed it, more than once, especially because you dismiss what you've already seen easily. Didn't spend enough high quality post-2nd-coffee-3rd-red-bull-but-pre-lunch time on it. Didn't dig deep enough. Also because at the time, no one had any automation for this.