Mass media mostly operate in the

Mass media operate mostly in the public sphere, the shared arena where matters of common concern are aired and debated before a wide, open audience.

Their content is addressed to society at large rather than to any single named person, which is why the public sphere is their natural home.

Placing them in the personal sphere is wrong, since personal communication is intimate and one-to-one, not broadcast to many.

Situating them in a bureaucratic sphere confuses media reach with the internal machinery of administration.

Confining them to an ethical sphere reduces a broad social arena to a question of morality alone.

Habermas framed the public sphere as the space of open discussion, which mass media both feed and shape.