Elidibus shakes his head after the question's asked. "Pray consider it a contribution to the well-being of our fellow passengers. As I didn't ask for payment before, it would be rude to do so now."

In the future, the story might be different. But his intent to waive any form of payment this time is sincere.

"If there is nothing more, I believe you have clocks to place. And I would like to get back to my study."

Yes, he means the activity book.