I am pretty sure it was the presenters, one of them even blogged about it 2 days before, including the (still watermarked from the publishers clipart site) image in the blog post.

good idea tho, I wonder if the illuminati pulled off any atrocious acts in the last couple of days? none of us would have noticed because we are all here arguing about a clipart file, what a superb act of misdirection.


^This^ Divide and Conquer. And we have been conquered thus far.