Digital BW, The Print

--- In DigitalBlackandWhiteThePrint@yahoogroups.com, "Roy Harrington" 
<roy@h...> wrote:

> But the 2x2 example is simplified anyway - with a real dithering
> system the number of combinations for 2 inks is many more
> that for 1 ink.  The results are much better than twice as
> good.  The difference between a black-only print and a
> black/light black print is very dramatic.


Of course.  I used to write inkjet printer dithering
algorithms for my job in the 80's.  (today I write
image processing software).  I just chose a 2x2 example
to illustrate the concept to people who are unfamiliar
with it.