In Core Control on the iPad I get multiples only in the By This Artist column when I open an album via the Browse tab - but not in the Browse tab itself. I also don't get multiples in the In This Set column where I have sets.

MC200, Twinstore, 808v6/ID41 -> DSP8000SE (+ SB Touch, Sony BDP-3300, SKYHD, legacy cassette player)
2nd system: MC200 analogue out, Linn LP12, SB3 -> Quad 34 -> M60 rosewood
F80 (Rubino Micallizzato)
F80 (Rosso Corsa)