If you must expose to the net (which you may do with the games servers) then again, the config guide has you covered, use crowdsec, use https, use random ports, use strong passwords and mfa.

When you say the config guide has you covered. Where is this config guide?

I feel like this video is preaching to the choir. No one who is not already concerned about their digital privacy will care about this video, and if they watch it I doubt it would change their minds.

I’m pretty sure that if you had not already been signed in, you would not have been able to use it. As the login page requires an internet connection.