It doesn't feel there's 10000+ people online

[Ben90]

Keep in mind the amount of tabs people have open. I have three pinned to forums.anandtech that fetch data every time I start Chrome even if I don't look at them.

 

[Exterous]

There is a good chance its because of lurkers

 

[KidNiki1]

I'm going to take a wild stab in the dark and say probably lurkers.