If you are straight woman, your society judges you primarily, if not exclusively, on:
During Playboy's existence as a monthly print magazine, modeling for that magazine was the pinnacle of ego validation for a woman.
As a young person, you might have been surprised at how little the magazine paid models who were not celebrities.
As an older person, you will eventually understand that human beauty is the ultimate wasting asset, and that as such it is best to strike while the iron is hot.