???I don???t know when you were in France, but there are definitly potato chips aisles in french supermarkets (I haven???t seen american ones, so we are perhaps not speaking of the same thing), it???s generally not far away from the alcohol aisle, as chips (crisps in UK) are often consumed for ???ap??ro??? (aperitif where people, mostly men, drink and consume salty food before the main dish.