Manson was a deranged MK Ultra cult leader. His influence on the hippy movement was miniscule. He was just a pawn.

As for the Beatles, John Coleman says that critical theorist Theodor Adorno of the Frankfurt School wrote their songs and the band itself was a Tavistock project. You don't get any more establishment than this.

Manson was a deranged MK Ultra cult leader. His influence on the hippy movement was miniscule. He was just a pawn.