There are a lot of things that have changed regarding e-commerce for the past years. It cannot be denied, however, that music is one of the first things that became available to people digitally. With the use of MP3 and MP4 players, people were able to purchase the songs that they want and listen to all of these songs in one device.
This has made it harder for different businesses to continue earning money particularly those that produce CDs, tapes, and the like. Music became decentralized as there are other platforms that emerged wherein the music can become available. The other options are changes that happened more recently.