millions of Americans happily live in them With a more individualized layout a good chunk would live happier - the standard examples are the dramatic rooflines

millions of Americans happily live in them With a more individualized layout a good chunk would live happier - the standard examples are the dramatic rooflines that just encourage leaks at the edges and the two-story foyer that wastes so much space. But as you say, it's not about comfort or practicality, it's about resale value.