They are smart enough not to make any medical claim. They just say it is more comfortable and "easy" on the eyes. It is subjective, and many people agree. They

They are smart enough not to make any medical claim. They just say it is more comfortable and "easy" on the eyes. It is subjective, and many people agree. They don't talk about eyestrain, fatigue, sleep disruption, headaches or eye diseases. These are objectively measurable and would take scientific studies, and I think the evidence of e-ink being better from a medical standpoint is limited.