In January 2025, Scyg Liu developed non-consuming UDP datagram inspection capabilities for the vectordotdev/tokio repository, focusing on enhancing the UdpSocket API. By introducing the peek, poll_peek, and try_peek methods, Scyg enabled asynchronous and non-blocking inspection of incoming UDP datagrams without removing them from the queue. This approach, implemented in Rust and leveraging asynchronous and network programming skills, addressed protocol observability and reduced race conditions in UDP workloads. Comprehensive documentation and example usage were provided to support adoption. The work contributed to API completeness and improved the robustness of networking workflows, demonstrating thoughtful engineering within a focused scope.