I have a 'study' setup using a Boox Mira (portable 13" eink screen) for exactly this kind of use; not polyphasic in my particular case but late evening use. Yes

I have a 'study' setup using a Boox Mira (portable 13" eink screen) for exactly this kind of use; not polyphasic in my particular case but late evening use. Yes, the screen is expensive, but _totally_ worth it.