Interesting tidbit: videos from YouTube sponsors get 33.64% of the number of comments that a typical video with the same view count would fetch, on average. Perhaps this is intuitive on some level since ads are inherently less engaging than actual content, but it might help explain why sponsors often tap YouTube celebrities to plug their products, in addition to buying ad units on YouTube. According to our data from elsewhere, videos in the top quartile in terms of comments retain viewers an average of 9.25% longer than other videos.

Video Ads On YouTube Get Few Comments
Interesting tidbit: videos from YouTube sponsors get 33.64% of the number of comments that a typical video with the same view count would fetch, on average. Perhaps this is intuitive on some level since ads are inherently less engaging than actual content, but it might help explain why sponsors often tap YouTube celebrities to plug their products, in addition to buying ad units on YouTube. According to our data from elsewhere, videos in the top quartile in terms of comments retain viewers an average of 9.25% longer than other videos.
