MIT’s Joi Ito reports on his trip to Shenzhen, where he got a firsthand look at the world’s manufacturing ecosystem: “The retail price of the cheapest full featured phone is about $9. Yes. $9. This could not be designed in the US – this could only be designed by engineers with tooling grease under their fingernails who knew the manufacturing equipment inside and out, as well as the state of the art of high-end mobile phones.”