Digital BW, The Print

> There are several kinds of scanning backs!
>
> Some use multiple passes, and so have "genuine RGB" pixels at the
> cost of not
> being able to shoot moving subjects.

That IS a scanning back, and it gives you the exact same result as a back
with a tri-linear sensor.

> Others have single-shot sensors that are RGBG (or sometimes
> CMYG), and use
> colour interpolation.

That's not a scanning back, and that is how full frame digital cameras
work...

Austin