How many downtowns are livable and enjoyable after 6pm? Some have pockets of activity, usually built with lots of subsidies and great effort (and they often ha

How many downtowns are livable and enjoyable after 6pm? Some have pockets of activity, usually built with lots of subsidies and great effort (and they often have an eery feel of the-city-as-imagined-by-suburbanites). Skyscrapers are density without any of the advantages of density (http://newurbannetwork.com/news-opinion/blogs/michael-mehaffy/14138/more-low-down-tall-buildings http://newurbannetwork.com/news-opinion/blogs/michael-mehaff...). Even Manhattan, a kind of endless downtown, is at its best in the somewhat lower density areas that have fewer skyscrapers.