CGI and wire-tethers are for pussies.
Damien Walters is the kind of guy that will explain to you what he does for a living, then make you look like a complete ass for asking him to prove it. These are the moves that are born in dreams, transposed into reality through endless hours of training and practice. If you ever thought that gymnastics was lame, Parkour is the testosterone-charged rebuttal to your feeble arguments.