Those same mothers would likely be very glad if their daughter got a man with a well paying job, lots of money, and a big house. They think more in terms of their generation, how women's access to status worked back when they were young. Onlyfans opens a different way for attractive women to attain wealth. Much safer, and with way less pain involved than going through a marriage that was done for the money instead of for love, plus a painful divorce afterwards.