To quote the video that i linked in the first post (you guys should really check it out)
"Turns out we're very good at blowing stuff up... we're
less good at figuring it out where the pieces go
after it blows up"
EDIT: My Bad, i noticed that the video i linked was not the one i was referring to. It's the one that starts right after the one i linked.
here it is
http://www.youtube.com/watch?v=1-ReuLZ2quc