RISO is more interesting every day

Riso got on my radar a while ago. I don't know enough about CPC pricing in the real world, but if RISO delivers what they say, why wouldn't everyone do that?

From OutputLinks:
With a color cost that is typically one to two cents per page, . . Add to the equation the monochrome cost of less than a half-cent per page and this concept becomes even more compelling.. . a $50,000 ComColor system