During early prototyping, when I'm still figuring out the problem and how the user thinks, that's when I try not to worry too much about a schema. For me a data

During early prototyping, when I'm still figuring out the problem and how the user thinks, that's when I try not to worry too much about a schema. For me a data model is kinda seductive; of course it's necessary when you know what you're doing, but it draws my attention away from the messy uncontrollable users.