Librarians really care about it since they have to get the exact thing a patron is looking for. Most people also do care occasionally. Everybody has the moment

Librarians really care about it since they have to get the exact thing a patron is looking for. Most people also do care occasionally. Everybody has the moment when they want to find a specific track, maybe from a live album that featured that one drummer they like. Having a service that serves everybody means every day having to fulfill thousands of those individual once in a decade requests