He nearly tries to insist that no, really, everything was perfect, because he doesn't want anything to ruin the continuation of this cosmic joke. He's not really sure he could sell it without overselling it, though, and besides, there's one bit of the process he's observed so far that could be improved on without affecting the important (read: toilet) parts.

"Well, you may want to work on how you get the water outside, so you don't spill it all over. I'm not sure what we've got around here that'd help with that, but you seem like an enterprising young man, I'm sure you'll manage."