User blog comment:DaNASCAT/Technical Update: January 20, 2016/@comment-24055022-20160121000903/@comment-1764483-20160121170116

I honestly don't see the problem with downvotes. It does appear, however, that YouTube allowed comments to be hidden if it got a large number of dislikes back in the days of yore; now, they're not even recorded.

If anything, I'm more interested in permitting comments to be voted on.