

150 year half-life in aquatic environments.
Also, just because it’s not officially used doesn’t mean it’s not unofficially used; I’m sure there were some barrels that went missing here and there.
India continues to manufacture it and China only stopped in 2007.
Jellyfin has a pile of security issues regarding unauthenticated enumeration of the media that’s shared. That’s probably not awesome on the public internet. 
I’d suggest setting up Tailscale. https://github.com/jellyfin/jellyfin/issues/5415