Yamato opens his mouth to protest, and say that he definitely should pay Barry back for the coffee, then shuts it again, forcing himself to just accept it in the spirit it was given instead of tallying it up as a debt to pay back. "Well, thanks."

After a moment, he gives a slight chuckle, shaking his head. "I put it on my tab. After all, it's not like I asked you if you even wanted all that food," he says. "If you want it all put on yours, I'm sure Bar'll oblige, but don't feel like you have to."

The idea of pathogen transfer between worlds is an interesting one, even if Yamato's never actually heard of it happening before. "Doesn't seem like it happens often. Cisco was just unlucky, I guess."