Again – and not wanting to get back into the tiresome planning versus organic argument – but building a house is not like writing at all. Writing allows editing, at any time and to any extent. It also allows much more creativity, building worlds and people who could never exist on the plane of reality.
Planning a story will work well for some writers – for others it is the kiss of death. Let’s just leave it at that – people can always look up the old arguments if they want further junk on it.