Apart from the abvious snarky comments that leap to mind (French, sex, DSK, trouffles), here's the important question: isn't lack of sex in marriage, like infid

Apart from the abvious snarky comments that leap to mind (French, sex, DSK, trouffles), here's the important question: isn't lack of sex in marriage, like infidelity, cause for divorce but not for punitive action? How can you fine a partner for not "putting it out"?