The article does mention it. The Pt was already on immunosuppressants due to organ transpant. A significant portion of the article is spent addressing this.

So no one can be called a Fed even if they do the most Fed-like things?

It isn’t sci-fi, it’s space fantasy.

There’s not a lot of reason to read Capital unless you’re academically interested in all of the details therein; there are good summaries and explanations of that work that are less cumbersome and more relevant to our current time. I’m not saying people shouldn’t read it, just that it’s pretty dense and not really something that should be considered absolutely mandatory for understanding.

Much of what Lenin wrote, however, is a different story. State and Revolution, for example, is short and easy to read and understand. Even someone who has trouble reading could finish it an afternoon, it’s like 100 pages. Just reading 10-15 pages a day - which should be trivially easy - will have it finished in no time. It’s hard to believe someone couldn’t get through a dozen pages of it at a time unless they’re very lazy.