Megacities
Some Ted Talks are ideas more worth spreading than others.
How megacities are changing the map of the world | Parag Khanna
https://youtu.be/U7y4GlmwPLQ
In this one, if you ignore the guy's annoying overly-serious delivery, and his naive and communistic politics about open borders, anti-national sovereignty and globalism, pro-mass public transit, public housing, global warming, and "sustainable urbanization"...
...there's some interesting info about megacities.
*sigh*
Countering his optimism, there's this bit I read today which some Moron this morning (?) cthulhu last night #554 linked to:
...In the military literature he had become familiar with a subject called The Fragile City scenario, a term used to describe the vulnerability of mega-metropolises in the Third World....