Yeah, that worked out perfectly. Once Nancy Reagan said "just say no", everyone said no and that was the end of the drug problem. The drugs were last seen waving the tiny white flags of surrender.
Actually, both partners should take precautions.
It seems pretty clear that the women involved with both Schwartzenegger and Edwards clearly wanted to have the child.
The technology exists to prevent pregnancy as well as unwanted babies.
I hardly think that relieves either of these guys from the blame.