Because there are many people who simply don't. They may require lossless audio or local storage instead of streaming. I know I do - and none of those services

Because there are many people who simply don't. They may require lossless audio or local storage instead of streaming. I know I do - and none of those services offers these options. That said, bandcamp, boomkat or qobuz are indispensable lossless audio stores for me.