Paul Graham[1] and many others have covered the unique challenges in recreating Silicon Valley elsewhere. It seems like the author didn't address some obvious

Paul Graham[1] and many others have covered the unique challenges in recreating Silicon Valley elsewhere. It seems like the author didn't address some obvious holes in Detroit that prevent it from becoming a world class focal point instead of an outpost for a handful of companies. [1]Some old PG essays about factors to create a "Silicon Valley": 2006: http://www.paulgraham.com/siliconvalley.html http://www.paulgraham.com/siliconvalley.html 2009: http://www.paulgraham.com/maybe.html http://www.paulgraham.com/maybe.html