I think this comes down to team culture and morale. This certainly does happen in a team with a bad culture/morale, but IMO it's just a symptom of the wider is

I think this comes down to team culture and morale. This certainly does happen in a team with a bad culture/morale, but IMO it's just a symptom of the wider issues. But yep, code reviews do make situations with bad morale worse IMO.