Rarely can I have seen a documentary with so much recent, and active, participation from a man about whom I knew nothing beforehand but for whom I actually cared by the middle of the film. The term "free-spirit" is entirely suitable to describe the young Marc-André Leclerc, a man who spends his time travelling the globe ascending sheer cliffs of rock that would give an eagle acrophobia. The film could also have been called "the Individualist". The young man wasn't a loner, in any social sense, but he preferred the exhilaration of climbing - and enduring all the hostile conditions that…