Along with her performance art and her fearless outside -the- box activism, she has always had an engineer’s mind and that is what many fail to recognize.
There was a reason John Lennon worshipped her and that speaks well of him. She was doing her own thing and unaware of him when they met.
But all the world saw was “broke up the Beatles” (untrue), not pretty (ditto but who cares), “too outspoken” (really?).