Looking back at the Twitter feed, it looks to me like he just found the picture amusing (it was a retweet from John Siracusa's feed).
And every one of those cameras sends a live feed back to the plants that assembled the iPad, in Communist China!
(Sorry, just had to indulge my paranoid side after seeing the story about the Firefox CNNIC CA cert.)
A photo response from John Gruber's Twitter feed: http://cache.gawker.com/assets/images/4/2010/02/roncassel.jp...