> Handwritten notetaking is another possible application, though having a keyboard available makes typed notes and note-management systems viable. Then there's drawing / sketching. Again, e-ink kworks well for B&W there.
Have you actually tried using an e-ink device for taking notes? Sluggish and not nearly good enough compared to Goodnotes (iPad), OneNote (Windows), Xournalpp (Linux).
>Video and audio capture are more flexibly and usefully achieved with a dedicated camera or recorder, and both can be extremely inexpensive.
Can not work as well for making instructional videos as a tablet with screen recording.
>Audiobooks are pretty well suited to an e-ink tablet again.
Have you actually tried using an e-ink device for taking notes? Sluggish and not nearly good enough compared to Goodnotes (iPad), OneNote (Windows), Xournalpp (Linux).
>Video and audio capture are more flexibly and usefully achieved with a dedicated camera or recorder, and both can be extremely inexpensive.
Can not work as well for making instructional videos as a tablet with screen recording.
>Audiobooks are pretty well suited to an e-ink tablet again.
Phones or an mp3 player.