The article amounts to saying one thing, streaming is getting popular.
But so what? People will still buy a house even if they can also rent it. Renting and owning will always coexist.
Also, if streaming gets popular, then a million people will be doing it. So, instead of putting up a mp3 for download, now people will use some streaming service to stream it. What do the label companies get? They have the same piracy and control issue like before.