I’m not quite sure how convincing this is. It concerns a scientific analysis of the conflicting claims of Lennon and McCartney to authorship of certain songs that will soon have sunk into oblivion. Who finances this research?

www.franceinter.fr/culture/comment-la-science-a-aide-a-savoir-qui-a-vraiment-ecrit-les-chansons-des-beatles

It is difficult to imagine that such research can attract financial support, given the competition for funds from far more worthwhile fields of human endeavour. It can only be imputable to a kind of infatuation, I infer, notwithstanding the ephemeral charm of certain of their songs. LJ