I'd like to see downvotes require a comment. Think of it as constructive criticism. I get that someone didn't like what I said, but not why they didn't like it,

I'd like to see downvotes require a comment. Think of it as constructive criticism. I get that someone didn't like what I said, but not why they didn't like it, and thus it is hard to improve or change my style, content, tone, etc.