Have you ever watched a war movie when, in the midst of a huge battle with thousands of soldiers engaged in hand to hand combat, two important and opposing characters, protagonist and antagonist, make dramatic eye contact? And instantaneously, a imaginary, absurd bubble with a radius of about 10 yards seems to shield them from the throng of other warriors, flying projectiles, and general danger so that they can safely duke it out, one-on-one, sans interruption? I’ll call this the ‘safety-zone’ convention.
