Amazon's own Silk browser is receiving a major update that refreshes the UI of the software which is found pre-installed on the Kindle Fire line of tablets; among the improvements, a new tutorial loads the first time that you use the Silk browser. Once the tutorial is over, you'll see a new list of the most visited sites along with an empty URL bar, just asking for you to try out the browser...
Source: http://www.phonearena.com/news/Amazons-Silk-browser-gets-new-features-and-a-refreshed-UI_id46423
Source: http://www.phonearena.com/news/Amazons-Silk-browser-gets-new-features-and-a-refreshed-UI_id46423