Digital BW, The Print

What's the "USP Patch" ... I've been using QTR with a 2200 since it 
was released for WXP, and am about to take delivery on a 4000. I've 
never heard of this and can't find a reference to it on on the 
download page - is this a MAC or Win patch?

--- In DigitalBlackandWhiteThePrint@yahoogroups.com, Steve Schaefer 
<listmail04@b...> wrote:
> > I have been using the Quad Tone Rip (it cost $50.00). If you are 
using it with
> > a 4000 you need to down load the USP Patch also. It makes very 
nice BW print.
> > 
> > Steve
> > 
> >  http://harrington.com/QuadToneRIP.html
> >