See this comment and it's containing thread (especially the parent) to know why the cities look like that. https://news.ycombinator.com/item?id=48904776 https:

See this comment and it's containing thread (especially the parent) to know why the cities look like that. https://news.ycombinator.com/item?id=48904776 https://news.ycombinator.com/item?id=48904776 The last bullet point in adithyareddy's comment below here also captures a similar point.