On Thu, 27 Jul 2006 08:20:52 -0500, Gig 601XL Builder wrote:

If that is using the technology I think it is it is really kind of neat.
It uses almost no battery power except when it redraws the page.

One of the stated advantages is:

Based on new “persistent display” technology, the screen requires
very little power and no backlighting. The display can run during long
hours of flight over several days on a single charge.

That's pretty impressive. At least during an approach (ie. no chart
changing), one isn't likely to lose the plate due to a power failure.

I also liked:

The “electronic paper” screen also captures and stores handwritten
notes from pilots using the stylus.

which is another common difference between paper and computer displays.

- Andrew