Maybe boredom, maybe I find it funny. Or maybe I have a personal interest in what happens.

[ They snag a cookie from one of their bugs that is passing by with it, biting into it. Then make a face and promptly reach into their mouth to take the bitten off piece out to look at it. It looked like sand but that was not sand at all?? ]

Besides, you were the one who said it would be the right thing to do.

[ They put the piece of cookie back into their mouth. ]