Concerned about the waning popularity and literary flaws of Handel's works, he launched a campaign through his own oratorio "The Cure of Saul", performed at Covent Garden Theatre, and the publication of "A Dissertation on […] Poetry and Music", and he almost certainly produced the first monograph of oratorio criticism, "An Examination of the Oratorios which have been performed this Season, at Covent-Garden Theatre" (1763).