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...but men can get laid and not be raked over the coals for being dirty sluts by people like Alex and the LW's boyfriend. That is men's privilege.
So: have all the sex you can handle, but have it reflect badly on your character, and have the entire damn world sit in judgment of you? Or have fewer chances at sex, but escape with your good name and reputation largely unscathed?
This is a grass-is-always-greener thing. Both options have their drawbacks.