This document discusses the history and evolution of digital music and social media platforms. It describes how music has been recorded from vinyl to MP3s and the launch of the iPod and iTunes in 2001 which began the era of digital music storage and purchasing. It also discusses early social media sites like Friendster, MySpace and Facebook which allowed users to create personal webpages and share content online. Finally, it outlines some pros and cons of social media use and includes references used.