I haven't heard them, but if I may be cynical for a moment... if MiniDisco carries them, they probably sound crappy but look cool/campy/weird.
hehe... I just checked the site, and I was right about the looks part
I love MiniDisco, and they're easily the best MD vendor here in the states, but their headphone selection is horrible. They have less than a handful of quality headphones, and tons of awful models that they hype as being cool, or imported, or something similar.
My guess, not having heard them, is that for $80 you'd be better off with the Sony MDR-V6 and a CD
(Plus they aren't camoflauge).
Although I do find it very odd how much these cans look almost identical to the V6 (with camoflauge paint