Digital BW, The Print

dfaprinting wrote:

>On a side note, one person has tried the 4800 driver with the 4000. If 
>I'm reading it correctly, the B/W driver is working, and using all 
>three black inks. It might be as simple as exchanging the chips between 
>the carts for the 4800 and the 4000 to use the new inks on your old 
>printer. It also means that for a $500 RIP, you can do the same and 
>more with the 4000. You can see this in the Epson forum at DPReview.
>
Isn't this in conflict with the information Roy gave about the 4000, 
that it is impossible to drive both black lines at the same time even 
with QTR that doesn't use the Epson driver ? 

Or could there be a new command in the printer language so far unused 
that opens that possibility ?

Ernst