What naval survivability principle might follow stealth?

Each Columbia example embodies a different route to usefulness or survival, from cruiser speed and range to submarine concealment. Naval design has repeatedly emphasized speed, firepower, armour, and stealth as ways to avoid destruction or defeat an opponent first. Hypersonic weapons make a simple return to ship speed an unlikely universal answer. The video therefore closes by asking what design or operational principle could replace stealth as the battlefield's essential protection. No answer follows the audience prompt.