D isn't very comfortable with the idea. There are many of his memories that he doesn't want recorded at all, and many more that are not his alone to speak of, but also the people who were there with him.

"Just don't write any of his names down. Or my mother." If he could, D would wipe his presence from the Earth. Even understanding why Gaia wants to, and how it would help her, D can't bring himself to approve of writing that down.