Most ceiling materials fail in predictable ways. Mineral fiber tiles absorb moisture and sag. Gypsum cracks under building movement. Wood warps and complicates fire ratings when humidity varies seasonally. PVC and composite panels discolor under UV and become brittle over time.
Steel doesn't do any of these things. It doesn't absorb moisture, sag, crack, warp, or become brittle under normal commercial building conditions. A pressed metal tile installed in an office today will have the same dimensional stability in 25 years as it had on installation day, assuming standard commercial HVAC conditions and normal building movement.
This matters most in commercial applications where the ceiling is difficult or expensive to access: historic buildings with ornate structural elements, retail flagships where renovation closure costs are high, or institutional spaces where ceiling work requires extensive scheduling coordination.