Here is some research suggesting that females respond to that selective pressure . From Nature News Service, June 1, 2000. Because almost all of them are faulty in some way . Fascinating article from Science Spectra . From New Scientist 1998.
Life's too short to fully discuss that point here.
And, by the way, Too much sex is bad news if you are a Soay ram. Nature news service, February 2001. Here is a computer model dealing with the ecological cost of sex . Nature News Service, March 2000. How bowerbirds choose their mates .