Depending on what you accept as an evidence, but this theory is surely supported by precedent(s?) [0]
Just saying “another conspiracy theory” is a cheap shot : conspiracy are bad and should be fought. Theories are a useful process to make knowledge advance. Conspiracy theories are often discussed in an awful way on social medias, can’t HN do better than just downvoted them ?
[0] https://www.theguardian.com/books/2014/may/12/glenn-greenwal...