The document discusses the evolution of music videos from the 1920s to 2014. It provides examples of early music videos from the 1920s-1940s that were filmed in black and white with basic filming technology. The examples from the 1960s-1980s show the introduction of color filming and increased video quality. The 1990s examples showcase bright colors and dance moves. Modern examples from 2000-2014 illustrate how YouTube has increased views for music videos into the billions, with several videos gaining over 1 billion views since 2014.