The next cubes(and slabs) are pretty cool machines - seem to be a better mac than the mac itself(less restrictve)
I lurk Here
http://www.nextcomputers.org/forums/and here
http://www.nextarchive.neta bit
seems they dont have a m68k emulator
but as there are old versions of x86 next/openstep and of course osx - the successor to nextstep they arent in a dire need.
I really like the idea of a functional 68k version of osx minus 30% padding of the current version - leopard
They seemed to move up in the way amiga community would like to go- but way to fast - no chance to ripen.