The concatenation of content; taking related things and pulling it into one topic.
Having no easier way to fully describe this concept, I started using this term (publicly it was around 2001, possibly earlier). In 2003, I even got away with using it in business meetings. =)
Taking content in the public domain (or another open format), caching and editing it.
- Including or forking open-source software.
- Copying articles, as from the Wikipedia.
Taking inspiration by another project by comparing feature-sets and mimicking select features for one's own project.
Taking one's own content and rewriting it (e.g. with a mercyless refactor, such as with a version 1.0 to version 2.0 rewrite.