http://cache.io9.com/assets/base/img/thumbs140x140/io9.com.png http://io9.com/tag/ultrahigh density http://io9.com/tag/ultrahigh density

Mad futurist Adam Greenfield has an amazing essay up on his blog about "ultrahigh density" cities — cities whose populations are so squashed together that you have a singularity-style situation. He talks about real-life cities, as well as ones from science fiction. If you're interested in the future of places like New York or Mumbai or Shanghai, you won't want to miss this. [Adam Greenfield's Speedbird] More »
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