Sometimes, 16 shades of gray are enough for productivity workloads. This month Onyx International began to sell one of the industry’s first 13.3-inch E Ink monitors that can be used as an external display for laptops. The company is also prepping a 25-inch E Ink monitor for desktop PCs… More here.
I could see this being an option in the future, and especially one where you could flick between e-ink and true colour depending on the task you are undertaking.
Every day I end up with a headache of some sort which is directly proportional to how long I have been staring at a screen and reading my e-ink Kindle after does not make things worse. The quicker we can move to affordable e-ink monitors the better.