At least on my account friends don't seem to be engaging nearly as much as they used to. There are like 3 people who are driving conversations but it's pretty dead otherwise. I have tried to stop visiting the site after a recent article here said it was a DoS on the brain.
Either my experience and that of my social circle is unrepresentative or YouTube is far more successful than these statistics indicate. Facebook may be larger, but it's not 40 times larger.
> Our tracking code is installed on more than 2 million sites globally. [...] For our social media stats, we analyze every page view referred by a social media site.
Explains why Instagram, Youtube and Pinterest are scoring so low and why Snapchat is absent.
People are ready to move on, Myspace lasted about 6ish?
years before becoming overshadowed by Facebook in 2008, and I would consider Facebook becoming the default Social media site by 2010. Users desire a new platform.