Earlier quoted context omitted.
No, the moral argument is "I want to be able to (re)play the experience ten years from now". If the servers aren't available in any form (so I can't event self-host), then it's an issue. That is the moral part, not the financial one.
“What you want” isn’t a moral issue. It’s an entitlement issue. I want a Ferrari. $70 doesn’t buy a Ferrari just like it doesn’t buy unlimited expense running a server or the intellectual property of that server. Fascinating to me that, on the one hand, so many people up in arms about AI stealing work from poor devs but then here you are demanding free use of their work because you made a one time payment ten years a…
Regarding the argument about modification of the assets - I don't see the issue. Nobody will hold the publisher responsible for what other people do. You can already do that with e.g. Counter Strike - host your own server, take an official Valve map and replace some textures with something inappropriate. No one will blame Valve for this, since they do not host those servers.
So I have thought it through. Also, AI has nothing to do with this, not sure why you bring it up...