In case you have been living under a cave you should know Prometheus has lunched a special edition containing moar content. Is it worth it? Yes. It answers A LOT of questions as to why the engineer got angry. The engineer speaks in these clips and he does not like Wayland's answer why he wants mortality. The only question is why this shit was not in the movie in the first place. Here are some clips: http://blastr.com/2012/09/gorge-yourself-silly-on-1.php You tube has them but they are short and are being deleted.