[Arthur nods and glances in the other direction, saying nothing as he sips on his drink. That remark about the filters catches his interest, and he casually returns his attention to Kay. Tentatively, he's agreeing to the man, but he doesn't outright say it. Still, his next remark makes it clear enough that he's willing to cooperate.] I assume certain topics interest you more than others. [After all, this is Arthur. HE NEEDS SPECIFICITY.]