Kent Display is a great display for hand writing, this is a technology that feels like paper. Dr Asad Khan the CTO for Kent Displays who is also the winner of the 2016 APS prize spoke to me about their newest products. They now have color Boogie Board, he also showed their transparent CH-LCD screen in a toy, called Play n Trace where children can learn to trace and draw in a fun way. Kent Displays has been supplying cholesteric LCD to the mobile phone and tablet accessories market, they are now shipping millions of devices and this business is growing. The display and the devices are rugged with sunlight readability outside. Also check out their new product sold thru TV, its called MagicSketch