Documentary films

[MeetMyMeat]

I prefer audio books/talks/lectures. Sound is more efficient for me personally when it comes to focusing your attention and it's duration. Closed eyelids and numb body of course.

[Determined]

When I listen to audio books, I also have to have the same text to read in front of me, otherwise I tend to lose focus, my mind just keeps wondering off, however, that is a great way to observe the material & remember it better.

[MeetMyMeat]

When I listen to audio books, I also have to have the same text to read in front of me, otherwise I tend to lose focus, my mind just keeps wondering off, however, that is a great way to observe the material & remember it better.

The rewind button. MIRACLES

[Determined]

No, that way you unhear what you've heard & it gets completely erased from your memory.
Don't you know anything about the modern technology???