If I don't use it because it doesn't pass my peer review process, whatever that might be, then my competitor will use it and come up with a faster/cheaper solution than my one.
- Mostly raise issues about nonfunctional aspects of the code. Often these are about the author knowingly violating coding guidelines, which they found stupid (at least in specific cases). Guidelines may conflict with the techniques that the author uses to achieve bugless code.
- Improve the skill of the reviewer much more than the author, as the reviewer observes high quality code and novel techniques.
> I found bugs
Please do let me know about bugs!