Look at Tidus moving around, shifting in pose every single second. That's how you know the boy is getting passionate! (That, or he's just displaying one of his many, many idle animations.)

There's no way Inigo can say though that Tidus is getting too carried away with it when Inigo is going along with it just as hard - and when it can't really hurt for them to leave this carriage behind for a moment. Maybe it'll even spare some people who really just want some quiet from their enthusiasm.

So.. there's only one possible answer to that, right?

"Sure," Inigo says, smiling. He picks up the DREADED DEVIL'S INSTRUMENT fan from the floor. "You get up, I'll bring this over to Taiki, and then we can go ahead and let this thing know what we think."