route (t=120ms) |-- /urgency --> page oncall (t=800ms) |-- /reply ----> send reply The routing decision fires at 50ms instead of 800ms. The escalation fires at 120ms. The reply still takes 800ms to generate, but the work that does not depend on it is already done. Removing the closing brace lets the system do useful work during time it previously spent waiting. In multi-step workflows the savings compound: a researcher can start on step one while steps two through five are still being...

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