When will the computer surpass the brain?
Hans Moravec made this three-part documentary about the exponential rise of technology and transhumanism. The first version of the documentary was released in 1998. A new version came out in 2006. The film’s makers describe the story as follows:
The accelerating progress in brain research, genetics, artificial intelligence, nanotechnology, and bionics all seem to be convergent towards a single goal: to surpass human limitations and create higher forms intelligent life, and to create Transhuman life.
You can see the whole documentary here: https://www.youtube.com/watch?v=fKvyXBPXSbk. You can also order the DVD from technocalyps.com if you are more righteous than I am.