One reason that I don’t bother engaging with conspiracy theories is that, for at least a portion of any given believer community, they all eventually end up tending toward the idea that “da Jooos are behind it”. Modern conspiracy theories are so structurally rooted in “The Protocols of the Elders of Zion”* that the villains from their ur-text continue to re-appear in them no matter what the subject.
[* itself a plagiarism of an earlier work, re-purposed for anti-Semitism and made more popular than its source as a result]