Parallel Agents Decide whether supplied work units can safely make progress at the same time, dispatch one bounded wave of agents with focused briefs, and reconcile what comes back into a state the caller can trust. This skill is a concurrency primitive. It is stateless, harness-neutral, and it treats sequential execution as a legitimate successful outcome. Scope, invariant, and non-goals Use this skill once candidate work units already exist and someone must decide whether they run concurrently. It answers one question: Parallelism is an optimization, not a default. Never apply the rule "mul…