We catch up with 0xB10C about monitoring pools and tracing code execution in nodes. Our topics: - What he's been up to since the residency (1:05) - Monitoring the mempool (2:52)   - Mempool Observer - Monitoring Mining pools (4:27)   - MiningPool Observer   - Mining pools not mining P2TR at Taproot activation (5:24)   - Why monitor the network? (8:20)   - Template discrepancies between pools and monitor (9:25) - User-space Statically Defined Tracing (USDT) (11:07)   - Tracing Readme   - Using tracepoints to simulate coin selection (13:36)   - Why are tracepoints in production code? (14:38)   - Using tracepoints for P2P monitoring (17:05)   - Using tracepoints to review PRs (22:00)   - Benchmarking Erlay with USDT (22:42) Other resources:   - TransactionFee.info Thanks to Emily Kee for the sound engineering.