Originally Posted by AnemicOak
A current Viziplex screen (which pretty much all eInk devices use) has a contrast ratio of about 7:1. The new screens are supposed to be more like 15:1. You can't change something like that with firmware, although the font's might be a little sharper now or at least some think so.
That's quite an improvement over 2.5.3 but probably not a compelling enough reason to replace K2. I'm patiently waiting for Amazon to announce the specs.