> That's an interesting case of a display being off actually indicating something ("loss of power") which can't be replicated with a bistable screen. My kindle

> That's an interesting case of a display being off actually indicating something ("loss of power") which can't be replicated with a bistable screen. My kindles usually show a dead battery graphic when I get back to them after a long time away... With enough power storage and the right trigger, this could be done.