There’s plenty to criticize in lesbian filmmaker Debra Chasnoff’s argument in favor of selling homosexuality as just another acceptable lifestyle choice to preschoolers, but Stanley Kurtz will surely notice that Chasnoff ends, not with a plea for tolerance for just same-sex couples, but for any motley collaboration of parental units: PBS has a mission to enrich all Americans, and “All Americans includes all kids, regardless of which combination of adults comes together to love and nurture them.”