Nokia Bell Labs, a part of Nokia that Nokia smartphone fans rarely have heard of, published a great video about how light changed our life. Video starts with simple task of sending SMS and then shows you what is behind of that simple process. By the way, SMS is 25 years old this year. Can you believe that? The first one was Merry Christmas, and was sent on December 3, 1992.
So, the Bell Labs continued studying the Graham Bells idea of light sending information and 100 years later they did a revolution. How it went, and what is the future you can check in the video below.