shallows By shallows Jan 1, 1300 syncronization of clocks Jan 1, 1440 Printing Press Press invented Gutenberg, Mainz, Germany Jan 1, 1954 Mass Production of Digital Computers 1954 was the first year that digital computers were made in mass productions. Jan 1, 1960 Internet is invented by numerous people and organizations in the early 1960's for government use Exact dates not listed Jul 1, 1992 Internet become available to anyone who subcribes Nov 19, 2007 Kindle released in US Jan 1, 2009 Average American Teen Sends or Receives Over 2,500 Text Messages a Month Jan 1, 2009 American Adults Spend an Average of 12 Hours Online in a Week
