YouTube is a video sharing website where users can upload, view and share video clips. Three former PayPal employees created YouTube in February 2005. In November 2006, YouTube, LLC was bought by Google Inc. for US$1.65 billion, and is now operated as a subsidiary of Google. The company is based in... 

Known as “Digital Versatile Disc” or “Digital Video Disc”, the DVD is a popular optical disc storage media format. Its main uses are video and data storage. Most DVDs are of the same dimensions as compact discs (CDs) but store more than six times as much data.  Variations of...