Say, Where Did That 450-Meter Tower Go?

Other submissions of the same story:

https://news.ycombinator.com/item?id=6374404 (cnn.com)

https://news.ycombinator.com/item?id=6379512 (forbes.com)

https://news.ycombinator.com/item?id=6383244 (archinect.com)

https://news.ycombinator.com/item?id=6384794 (cnet.com)

https://news.ycombinator.com/item?id=6406719 (mavish.com)

Not much discussion on any of them.