I came across a fascinating article in The Baffler that outlines how Spotify's streaming service builds user profiles and a classification system based on user mood to curate mood-specific playlists and provide mood-related data to third-party advertisers. Many people already know this, but it spurred some thoughts in relation to libraries, search, and how patrons find materials.I started thinking about my own experiences using Spotify, Netflix, and other streaming platforms that offer...