Wanna start something simple as a career or as a glorious income source. Why not data science? Have you ever thought while installing a useful Android app on your phone how those simple apps earn or how they contribute to the world economy? Or have you ever think how social media such as Facebook, Instagram, or Twitter earn that amount of money though they charge nothing from us? A simple answer is a DATA... Data data data... Billions of GBs of data are generated daily in the world... Have you ever wondered what you do every day if recorded can be of great importance to some industry? Usually, that's exactly what social media do....they just track your data not very personal ones but social ones like some of your browsing history, the kind of apps you download from the play store, the videos you watch from YouTube, etc. Without using...