If art is beneficial and a form of education, both poets and judges must educate the audience and not be swayed by it — we must not be a “theatrocracy.”.    From Wordnik.com.  [Dictionary of the History of Ideas] Reference

And in this way the theatres from being mute have become vocal, as though they had understanding of good and bad in music and poetry; and instead of an aristocracy, an evil sort of theatrocracy has grown up.    From Wordnik.com.  [Laws] Reference

He is the enemy of the poets because poetry was declining in his own lifetime, and a theatrocracy, as he says in the Laws, had taken the place of an intellectual aristocracy.    From Wordnik.com.  [The Republic] Reference