What are /r/coubs' favorite Products & Services?

From 3.5 billion Reddit comments

It is cool, but unfortunately this is not original Coub content. It was made from this YouTube video https://www.youtube.com/watch?v=WzhW20hLp6M

And by the way, there is slightly better looped coub from this source with 2.7M views, so I can't say it is underrated: http://coub.com/view/tz4o

The intro is in Russian and basically they are telling that they appreciate the official Coub Weekly, but they want to make the alternate selection with more profound and artistic coubs.