14 · Shipping & Collaboration
Staging vs Production
Rehearsal copy vs the real thing
Production is the live environment users depend on; staging is a separate environment intended to resemble it for rehearsal. Configuration, data, traffic, permissions, and integrations often still differ.
Concrete example
Try the risky change on staging; only when it's clean does it go to production.
Why it matters
The guardrail between “oops” and a real outage.