Personal speaker evolution

BIC something-or-other, 1975, new $200/pr.
Genesis 1, 1977, new $300/pr.
DIY, 1978, new drivers, $200/pr.
ESS AMT1B, 1978, new $600/pr.
Magnepan MG1 (2pair), 1979, new $500/pr.
Mariah Acoustics Model 1, 1981, new $1100/pr (son is using)
Magneplaner Tympani IV, 1984, new $4000/pr
Duntech Sovereign, 1989, new, $16,000/pr
Revel Gems+Sub15, 1997, new, $12,000 (still have Gems)
Revel Studio/Voice/Embrace, 1999, new, $16,000/system
Revel F30, 1999, new, $3000/pr (still have)
Revel F50/C50, 2003, used, $7500/system (for new theater)

BIC Venturi $250
Genesis Model 2 $300
ESS Amt-1b $800
Magnepan MG-1 $650
Magnepan MG-2 $800
Arial Model One (different company than current?) $1500
Magneplaner Tympani IV $3800
Duntech Sovereign $14,000
Revel Ultima GEM with Revel Subs $11.000
Revel Studio with center and surrounds $14,000
Revel f30 $4000 *
Revel F50/C50 $8000 *
Totem Mani-2 $4000 *
Magnepan 3.6r $3300
Goldenear Triton 2+ $3500
GR-Research NX-Otica w/triple stack subs $6500 *

My current NX-Oticas are by far my most satisfying speakers that I've owned, but I have fond memories of the Tympani IVs and Revel Gems which did some things better than any speakers I'd spent any significant time listening to at the time. 

The ones with asterisks, I still own.