When Amazon launched it was pretty unique. Trying to sell books in a different way. Zappos had/has a unique customer support scheme that made/makes them very u

When Amazon launched it was pretty unique. Trying to sell books in a different way. Zappos had/has a unique customer support scheme that made/makes them very unique. Heroku took hosting to a new level, in 2007 it was not so easy to find scalable application hosting. Compare Github to Sourceforge. Github is pretty unique the way it adds the social element.