Radio and television/film certainly had a huge impact on the rise of rock and roll. Perhaps if technology hadn’t advance different music styles would still remain regional. As the radio era had allowed cultural diffusion since each region had a slightly different variety of music than the next. When radio stations started broadcasting nationally, it influenced the rise of different styles of music. Instead of only being exposed to the type of music near them; people could now hear variations of music across the nation. After the radio era, the video era was the next impact on the rise of rock and roll and other styles of music. Motion pictures playing along with the music caught the attention of many others. Audiences could now see live performances
