Found this link: latimes.com
Describes the all nighters and 18 hour shifts at the Naughty Dog studio to get there E3 live demo of U3 up and running. No wonder Wells and Balestra looked so nervous on stage. Turns out they did the presentation to thousands of journalists knowing that there was still one major bug remaining which caused random images to appear on screen! Reminds me of E3 2009 when Insomniac Games delivered there Resistance 2 trailer to E3 with literely minutes to spare.