> Maybe it is not a good contribution, but it is not for you alone to tell.
"Maybe it is an abusive, racist comment, but it is not for you alone to tell."
Your argument is hollow, because it applies to literally every reason to downvote. But technically you're right. Which is why we have voting. Collectively the readers decide which comments contribute to the conversation.
There is no moral obligation to give equal airtime to quackery and fraud.
Last time I checked, Chc was not the infallible God of Truth and Goodness. Maybe it is not a good contribution, but it is not for you alone to tell.