"There is no refutation of Darwinian evolution in existence. If a refutation ever were to come about, it would come from a scientist, and not an idiot." -Dawkins
Out here on the cape I got to 10 minutes from the end and then lost my connection.
Glad to see them saying that the walking preceded the Savannah geology and made the apes pre-adapted to take advantage of the new ecological opportunities, which then challenged them further.