Picture your ideal neighborhood. What does it look like? Is it manicured, with buildings set in a pattern so that everything flows together, designed for perfection? Or is it gritty and spontaneous, the kind of place where a restaurant might move into the space that used to house a dry cleaner? Boxes bearing the Amazon logo can arrive at doorsteps in either of these environments, of course, but Amazon’s founder and CEO, Jeff Bezos, prefers the second type.