There's two reasons for it.

[And Weiss looks pleased as hell that she gets to explain, potentially at length, to Yang about her beloved paperwork.]

The first is security. Even the things I don't encrypt are things I'd rather not have every joker with a cracking program look at for fun. Paper is much easier to secure than any network.

[She takes another bite of brownie and washes it down with a mouthful of coffee.]

And the second is that organizing things makes me happy. Even if it's just pencil marks on paper.