Torrents can be encrypted as well, and there isn’t a need for a VPN unless you use public trackers, which I don’t recommend.
What is the monthly fee for Usenet? I’m more in favor of decentralized systems with the use of seedboxes to speed up distribution, but I’m not against usenet either.
Big fan of letsencrypt’s certbot with the nginx and cloudflare (or other dns providers) plugins.
Is there any reason to use caddy or traefik over nginx?