I’ve learned a lot about privacy/security from xmpp chatrooms, especially the room for the conversations client and the divestos chatroom. They both are kind of support chatrooms for the chat client/ android rom but privacy is often a topic and the programmers/ rom maintainers are also present and very knowledgeable. https://search.jabber.network/rooms/1
sure, use arj to compress doom to your disk:
c:\games\doom\ arj a -va a:\doom.arj
It fits on 4 floppies that way is I remember correctly.