If it's worth saying, but not worth its own post (even in Discussion), then it goes here.
Then the author referred to a "conspiracy," which he admits is just a joke and explicitly says he doesn't actually believe in it.
I routinely read "I was only joking" as "I meant every word but need plausible deniability."
If it's worth saying, but not worth its own post (even in Discussion), then it goes here.