Synchronized Fish

Synchronized Fish. Click, watch, be amazed, be very amazed. Then read the rest of this.

OK. Let's suppose this guy really did train these fish to do those things when he did his. And, yes, it is an astonishing feat of...what? Silliness? Wackiness? Patience? Uselessness? How about "playfulness?" Genuine, deep, disciplined playfulness, the fish and the fish-master meeting in play, training each other to move this way with the fins, that way with the fingers.