Dryden on Oldham; Oldham on Sodom; Dryden's scatology

Some more restrictions imposed by the heroic couplet, and the possibilities they engender.  Dryden on Oldham; the subtlety of his versification and the reality of his praise; Oldham's obscene poem against the author of Sodom (who may have been Rochester, whom Oldham had once admired).