A procedural simulator still benefits from atmosphere
X-Plane 12 is often chosen by pilots who enjoy aircraft feel, systems and repeatable procedures. That focus is a strength, but it can also make passenger flights feel cockpit-only. Cabin announcements, boarding ambience and IFE context add a second perspective without changing the way you fly the aircraft.
The goal is not to make X-Plane less serious. It is to make passenger operations feel complete. You still manage the aircraft, route and weather. The cabin layer simply reminds you that the flight has people, timing and service around it.