Yeah, but other people have other use cases and Wordpress is a good option for them

If you’re not selling access, why should you care? You are providing a service to your users and if they want to stream from you, they will figure out how to do this

It was difficult to setup

I’m not really sure here - I just did the setup and you literally paste one command into your terminal. There you’ll find the Jellyfin IP and port, visit it in a browser and you’ll get a simple wizard which guides you into setting up your libraries. Which also is not complicated, you just select a folder where your stuff is?

Reddit is calculating its MAU differently. They seem to be counting even not-logged-in users coming from search engines - without that numbers like “1 billion monthly active users” really don’t make any sense and even that is a crazy metric, if you think about it. There is no way that 1/8 of humanity is browsing on Reddit in a month. Lemmy seems to count only users who are doing something (submitting, commenting, upvoting)