Moonsettler and Julian joined Optech to discuss the latest updates in Newsletter #383, focusing on significant developments in the Bitcoin ecosystem. Key topics included a consensus bug in the NBitcoin library and the proposed LNHANCE soft fork. The newsletter also covered benchmarking the varops budget and SLH-DSA (SPHINCS) post-quantum signature optimizations. The session highlighted recent releases such as Core Lightning v25.12 and LDK 0.2, alongside notable code and documentation changes in projects like Core Lightning, LDK, LND, and BTCPay Server. These updates reflect ongoing efforts to enhance Bitcoin's infrastructure and security.