Resulting in the here and now:
http://www.technologyreview.com/Biztech/19678/
Ponoko aims to create opportunities for customization in manufacturing a product, and considering that few wish to assemble the delivered pieces together and given the hefty price tags, most will decide to shop at places like Pottery Barn or IKEA.
http://www.economist.com/specialreports/displayStory.cfm?story_id=10169956
The Toyota Prius has a lasting and positive effect on the company as well as Japan itself, though the country still has economic problems just like most every other country.
http://www.technologyreview.com/Biztech/19484/
Live Mocha, a startup, finds an innovative – and better – way to help students learn languages different from the horrifically ineffective methods of the educational system.
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And what have you done and how have you made the world any better, since it’s always about you?