DASUNG is quite innovative in this space. Their latest project: https://www.indiegogo.com/projects/not-ereader-first-e-ink-mobile-phone-monitor https://www.indi

DASUNG is quite innovative in this space. Their latest project: https://www.indiegogo.com/projects/not-ereader-first-e-ink-mobile-phone-monitor https://www.indiegogo.com/projects/not-ereader-first-e-ink-m...