Documentary tells the fascinating story of a man wired to hear colour

Cyborg: A documentary
Carey Born
First Born Films In UK cinemas on 20 September; US to be announced

Neil Harbisson studied music composition at Dartington College of Arts in the UK. He was born with achromatopsia, so is unable to perceive colour of any kind. Not one to ignore a challenge, in 2003 Harbisson recruited product designer Adam Montandon to build him a head-mounted rig that turns colours into musical notes that he can listen to via earphones.

Now in his 40s, Harbisson has evolved. The sound…