Debugging Network Issues Evidence-driven investigation methodology for incidents where the obvious cause is probably wrong. Built from a real 5-hour production case (see references/case-sse-rst-130s.md) where assumption-stacking wasted hours that a 10-minute layered experiment would have resolved. Apply this skill when the user reports a network/streaming/protocol symptom and the investigator feels tempted to diagnose from one log line or one circumstantial data point. The skill's job is to slow that reflex down. Triage first — is this a known domain? Before applying the general methodology b…