A Quick Look at a Promising eInk Device

Not intented for digital signage, but the gadget featured in this CNet article shows promise as an ebook reader. The distinctive characteristic of Polymer Vision's Readius is that its display is rollable! This is the kind of form factor I'm hoping will find its way to digital signs sometime in the future. Currently, the eInk displays only have 16 shades of gray and update too slowly for what the