I agree that there can be low caliber comments, but some comments provide helpful new insights on the content. Additionally, the funniest comments I've ever see

I agree that there can be low caliber comments, but some comments provide helpful new insights on the content. Additionally, the funniest comments I've ever seen are on YouTube videos. I currently don't use any messenger apps (I use FB messages in browser) but I would likely be a user of a Youtube Messenger.