On November 19, 2007 Amazon launched their first Kindle e-reader. Five years later, and e-readers have redefined the way many people read books (including yours truly), with Amazon still leading the way. The mostwanted blog designed a nice infographics showing lot's of interesting info about the Kindle hardware, e-books and Amazon itself. Check it out!
Source:
http://www.e-reader-info.com/kindle-five-years-old