A Collaborative To-Do List App That You Might Actually Want To Use

Here are two facts about me. Number 1: I have a roommate. Number 2: Sometimes I notice that there's no more dish soap in the hall closet. If my roommate and I used a collaborative to-do list app we could stay coordinated for the communal shopping, but we prefer different systems that can't sync to each other. That's… » 9/22/13 7:06pm 9/22/13 7:06pm