IIRC, pick-up artist Owen Cook AKA “Tyler Durden” in Blueprint Decoded (a PUA seminar that Anna Salomon and Alicorn liked) hypothesized that the reason men today like thinner women than they used to is that, thanks to breast implants, there are now plenty of big-breasted but otherwise very skinny women, whereas back in the day pretty much all women with big breasts had to be plump; but I doubt he was serious.
IIRC, pick-up artist Owen Cook AKA “Tyler Durden” in Blueprint Decoded (a PUA seminar that Anna Salomon and Alicorn liked) hypothesized that the reason men today like thinner women than they used to is that, thanks to breast implants, there are now plenty of big-breasted but otherwise very skinny women, whereas back in the day pretty much all women with big breasts had to be plump; but I doubt he was serious.