Plus there's a massive amount of pollution, growing by the day. Everything is built on an increasingly shakey foundation and starts rusting right away. More time is spent on trying to figure out why X isn't working, less time on actually building.
A couple recommended talks about this subject.
Preventing the Collapse of Civilization: https://www.youtube.com/watch?v=pW-SOdj4Kkk
The Thirty Million Line Problem: https://www.youtube.com/watch?v=kZRE7HIO3vk