There is the https://yotaphone.com/us-en/ https://yotaphone.com/us-en/ but I feel it's not updated fast enough to be considered by consumers when looking to rep

There is the https://yotaphone.com/us-en/ https://yotaphone.com/us-en/ but I feel it's not updated fast enough to be considered by consumers when looking to replace their current middle or high-end smartphones. edit: I see http://www.inkcase.com/en.html http://www.inkcase.com/en.html refactors the idea of an e-ink smartphone into a case with an e-ink panel. And http://www.onyx-international.com.cn/index.php/en/boox-products/boox-e-series http://www.onyx-international.com.cn/index.php/en/boox-produ... tried the whole e-ink only screen.