Billion Dollar Brain, Gone with the Wand

Having just seen Lord Voledemort cast his last spell and as the latest Harry Potter film approaches the $1billion global box office figure, I am marvelling at the ability of computer-generated imagery (cgi). For film geeks, the cgi filled movie Avatar is the worldwide box office biggest hit with takings of $2.7billion. A 3D virtual cgi Apple Store.......now there's an idea?