Earlier quoted context omitted.
Or better yet use Jellyfin.
I’ve been considering switching to Jellyfin. I’m getting increasingly frustrated at just how badly Plex behaves for home set ups. Which is the entire point of installing something like Plex. Most annoying still, I’ve even paid for their premium products in the hope that it would make things behave better and it did not. The only reason these security incidents happen is because Plex try to extort home users. There is…
Thanks to the centralized Plex account, we can share our libraries with each other in a few clicks.
You can do the same if you don't have a server also, basically being a member of various Plex server and accessing everything through a single account and interface.
Sure, requiring an account if all you want to do is being the single user accessing your own instance is useless, and if it's your usecase, then Plex is not the right tool for you.
I tried Plex, Emby and Jellyfin, but I staid with Plex because of this easy sharing feature.