In one example, a method includes extracting an excerpt from a first item of digital content. The first item of digital content is one of a plurality of items of digital content stored in a digital content library of a telecommunications service provider network. Topics that are trending among a plurality of users of the network are identified. A first topic of the topics in which a first user of the plurality of users has expressed an interest is identified. The excerpt is mapped to the first topic to generate a local mapping for the first user. The local mapping indicates a relationship between the first topic and the excerpt. A customized collection of excerpts is generated for the first user based on the local mapping. The first excerpt is included in the customized collection of excerpts. The customized collection of excerpts is sent to the first user.