Vatican roulette has worked for me for over ten years... Or I'm infertile. It's kind of a toss up, but anecdotally I wouldn't rely on it if you wanted frequent

Vatican roulette has worked for me for over ten years... Or I'm infertile. It's kind of a toss up, but anecdotally I wouldn't rely on it if you wanted frequent sex. All contraception is a probability issue but there's a huge difference between 99% and 80%.