Whether a graph port belongs to a talkback GENERATOR node — the one predicate every reader
shares (#177). Generators are instruments: their routed edges are runtime declarations the
assignment row re-makes, so a session capture excludes them — an edge must never outlive
the assignment (operator ruling 2026-08-19). The mic is not a generator and not covered.
Whether a graph port belongs to a talkback GENERATOR node — the one predicate every reader shares (#177). Generators are instruments: their routed edges are runtime declarations the assignment row re-makes, so a session capture excludes them — an edge must never outlive the assignment (operator ruling 2026-08-19). The mic is not a generator and not covered.