Explore a comprehensive lecture on the study of extremal hypergraph theory, focusing on the maximum number of edges in r-graphs with limited vertex-disjoint copies of a given hypergraph. Delve into the extension of previous results and the systematic investigation of degenerate hypergraphs, examining near-optimal upper bounds for various intervals of t. Analyze the distinct structures of extremal constructions across different intervals and discover characterizations for specific cases. Learn how the presented proof technique applies to certain nondegenerate hypergraphs, including those with undetermined Turán densities, providing valuable insights into this complex area of combinatorial mathematics.