Changes in technology: The development of new musical instruments and recording technologies had a profound impact on music. For example, the invention of the piano in the 18th century allowed for a wider range of musical expression than was possible with previous instruments. The development of recording technology in the late 19th and early 20th centuries made it possible to record and share music with a much wider audience.
Changes in society: Music has always been a reflection of the society in which it was created. As societies changed, so did their music. For example, the social and political changes of the 1960s and 1970s led to the emergence of new genres of music, such as rock and roll and folk music.
Changes in fashion: Music is also influenced by fashion. In the past, certain styles of music were associated with certain social classes or groups. For example, in the 19th century, classical music was associated with the upper classes, while folk music was associated with the lower classes. In the 20th century, rock and roll and pop music became associated with youth culture.
Changes in taste: People's musical tastes also change over time. In the past, people were more likely to listen to music that was familiar to them. However, in today's world, people have access to a wider range of music than ever before. This has led to a greater appreciation for different genres of music.
As a result of all of these factors, music has changed dramatically over time. Today, music is more diverse and eclectic than ever before. There is something for everyone, regardless of their musical taste or background.