Does anybody have 2,000 active users at once on their UNA site? How is it working? Marketing ideas?

Does anybody have 2,000 simultaneous active users on their UNA site? How is it working? Is it performing well? The idea is to put out a ton of popunders, which will cause like 30,000 simultaneous users.

Also, how are you marketing your sites? Are you using paid ads or just posting links everywhere? Or maybe writing an article on sites like Medium about it?