HP50G not so good news?

[Thomas Radtke]

(03-07-2015 07:59 AM)robert rozee Wrote:  what if HP were to produce a calculator that used an eInk display? good contrast, excellent readability, high resolution, miniscule power requirements. it would be monochrome only, but it does seem to me that the colour display of the prime is in the most part just a response to the competition - not to any market request.

Color eInk displays are coming :-). Yes, even a b/w display would be nice, as has been discussed here years ago for DIY projects. Meanwhile all advantages of those displays can be clearly seen even on inexpensive ebook-readers.