In spite of the apparent threat the proliferation of DRM-free music sales may pose to Apple’s iTunes+iPod ecosystem, expanded sales of device-agnostic MP3s may actually boost iPod sales, according to an LA Times article. This is due to the fact that while Apple does see a small profit from the sale of music on iTunes, it sees a much larger profit from the sale of iPods. “Certainly the ability to buy music in more places helps Apple,”…