The effectiveness of the pull-out method is inversely proportional to the importance of avoiding pregnancy. . . . I can't prove this mathematically, but who wants to test it?

http://vids.myspace.com/index.cfm?fuseaction=vids.individual&videoid=58843757

Joe Rogan explains that pulling out is no match for the Green Beret Sperm.

Recovering Sex-Starved Husband.