Matching room curves via EQ does not equalize audible sound quality.

Evidence

In normal listening situations, equalizing a flawed loudspeaker to have the same room curve as a well-designed one does not ensure equivalent sound quality except at low frequencies, where all loudspeakers are essentially omnidirectional. — Toole, Floyd E, Sound reproduction- the acoustics and…, 1931

Categorization

• XREF: Counter-intuitive result relevant to room correction systems like Audyssey/Dirac claims.