SKIRTTHEISSUE (16D. Equivocate) are the main entries of this Saturday stumper. The remaining across: 1. Like Delftware, CERAMIC ; 8. Robert B. Parker’s private eye, SPENSER ; 18. Projects, EXUDES ; 19. Rubs the wrong way, IRKS ; 20. Gathered dust, SAT ; 21. Rewards for good dives, NINES ; 22.