I can't say if my solution will work for you, because my depression had its roots in gender dysphoria and only vanished when I started hormone therapy.
Bittorrent is best for static data, building it into a p2p social media protocol would be pretty hacky and would scale poorly unless it was only used for sharing media content.
What you're looking for is a friend-2-friend network with onion routing, that way you only connect directly to people you trust and messages for others get passed along to the recipient through the f2f network.
Such things already exist, but I can't get anyone to try out Retroshare ( http://retroshare.cc/ ) with me because it isn't modern, polished, effortless, and mobile like corporate media.
Anti-piracy operations always pick up when big sporting events happen because the networks that pay for broadcast rights don't want to have to compete with unlicensed streams.
Firefox stores cookies in a DB file called cookies.sqlite, i just cleared cookies on a fresh new Firefox profile and the file is 524.3kB. A text dump of the file has four lines of text that describe the structure of the cookie database and that's it. No actual content.
I'm amazed at how long it takes to boot up, too. Especially after the login screen, it's like 5 minutes from entering my password to the company VPN app finally starting up in the background.
Meanwhile my 8 year old desktop (I use Arch, btw) takes all of 20 seconds, including both the login and the grub menu.
Where'd he come from?
Nobody knows where he'll go.