A pre-relational databases datamodel. "Preceeded" by the relational model since the flexibility of this makes it hard to work with. Now re-invented in RDF :)
July 11, 2006 with social media, the consumers are in control of production, programming, and distribution … which is a complete reversal of the traditional media model. This reversal in control leads to some interesting consequences, the most obvious
H. Agt-Rickauer, R. Kutsche, und H. Sack. MODELSWARD (Revised Selected Papers), Volume 991 von Communications in Computer and Information Science, Seite 134-158. Springer, (2018)
W. Aiello, F. Chung, und L. Lu. STOC '00: Proceedings of the thirty-second annual ACM symposium on Theory of computing, Seite 171--180. New York, NY, USA, ACM Press, (2000)