This efficient documentary stitches together eyewitness testimony and footage to tell the story of a rescue attempt that seemed beyond human capability.

This folly was fuelled by the 'multiple intelligence' gurus and their claim that any human capability was a type of intelligence.

To ascend successfully and descend safely remains an endeavour right at the limit of human capability.

They talked of how that great run taught us lessons about stretching the limits of human capability.

Her speed, stamina, agility, and reflexes are heightened to the peak of natural human capability.