I'd agree that, in general, you shouldn't necessarily aim for the same level of polish in feedback that you would in a piece for publication. Here, though, I th

I'd agree that, in general, you shouldn't necessarily aim for the same level of polish in feedback that you would in a piece for publication. Here, though, I think the excessive length of his comment undermines the credibility of his feedback and contributes to the sense that he's piling on the criticism.