I mean I don’t know for certain but I think this is just a matter of which of us is more unusual in our outlook. I idea of only thinking about it when its relevant to discussion is foreign to me. Sure you don’t have sex as often as you eat but its possible and would be quite the realtionship. Sex is as natural and as part of life to me as making a meal. I mean food is shoved into all sorts of media, often as back door advertising, and there are all sorts of judgements related to diet around.