Simple auth was honestly one of the upsides for me.
Plex claims to have an offline mode, but I could never got it to work, for some reason.
And I got pissed off one too many times when my Internet went down and I couldn’t watch anything from the NAS a few meters away…
And they claim “zero vendor lock-in”.
Exporting your content from whatever weird format they’re using in the DB isn’t exactly making the switch easy.