Smarter sorting
See more from people you know.
Meaningful conversations
New threaded format and +mentions encourage discussion.
In more places
Comments appear from both YouTube and Google+.
Related channels on YouTube
Changes to YouTube comments
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New options for commenting
Comment on more services
Post to both YouTube and Google+, or just to YouTube.
Public or private
Share with everyone, with circles, or with just a few people.
New notifications
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Learn more about our new comments.