it also looks like 3.5, 4.6, 5.7, and 6.03 are on webcams infront of his computer. It only appears this way because the cieling's corner appears in all of the in the background. The rest seem to be either a camera in a different location. (It also appeards he moved that shelf in the background somewhere betweeen 4.6 and 5.7.
Now the question is will the next picture be him, and if so--a webcam or a camera >:D