There are a lot of similarities between a roommate and a domestic worker. For one, both live in your house—which is probably the most obvious. Both are also responsible (partly or wholly) for doing chores and keeping the place neat and tidy. (They probably also spend more time than they want to cleaning up after your lazy buns.) They restock common items, may help care for your pets and may provide you with a source of companionship. But, for as many similarities as they might share there are s…