You can buy DRM-free music from iTunes store or bandcamp. There's no excuse to pirate music with a valid way to purchase. For ebook the situation is worse but

You can buy DRM-free music from iTunes store or bandcamp. There's no excuse to pirate music with a valid way to purchase. For ebook the situation is worse but for many technical books there's a way to purchase a DRM version. Movie/TV series is unique in a way that there's no option to buy a DRM-free version.