I use it with Spotify to track my listens and sort by artist, album and the like. It definitely still has value, even for Spotify users!

Yep, member since May 21 2005 here, still scrobbling with Spotify. Don't think I've ever used any of the radio features on the site, really; even back in the 00s all I used were the WinAmp/Foobar plug-ins.