Hmmmm.... Maybe.

[He doesn't even begin to hide his skepticism, giving only the bare minimum acknowledgement before beginning to ramble.]

But I think it's at least as terrible! I mean, people will buy just about anything. If nobody's buying... It must be that bad and worse!!

[Tommy can make his own choices vis a vis the vial, but Papyrus is holding out a little while longer. Even with the vending machine's irritated regard somehow glaring him down.]