In episode 511 James and Frank dig into audio gear (why impedance matters and the pros/cons of hardware DSP and headphone high‑power modes), explore GitHub Copilot CLI's new Remote Sessions for mobile access to your local dev environment, and reveal a clever hack: MIDI‑over‑USB turns modern iPhones into reliable wired controllers for embedded hardware and robotics. Tune in for practical tips, safety notes on power/latency, and real‑world developer workflows.