It's sad how bad Youtube comments are, but usually some good comments float to the top, and while neither high confidence of a comment author nor high number of

It's sad how bad Youtube comments are, but usually some good comments float to the top, and while neither high confidence of a comment author nor high number of likes of the comment give you a guarantee that it's right, often a comment will be a good lead - for example it could link to this HN conversation on the video. I took a glimpse what people here say about the video and I find too many criticisms to consider it reasonable to spend time watching the video...