How is Spotify at making coherent playlists? I'm tempted to try it, but I'm beyond satisfied with how well Pandora queues up songs in a sensible order without

How is Spotify at making coherent playlists? I'm tempted to try it, but I'm beyond satisfied with how well Pandora queues up songs in a sensible order without jarring transitions, and I'm wondering if Spotify is comparable in that respect.