RealityCheck! SM
The brain's ability to facilitate functions that it was not "designed" to perform is demonstrated with our ability to read and write, a human-developed skill in use for only about 5,000 years.

Guinevere Eden, professor at Georgetown University states: "That's not long enough for our brains to evolve certain regions just for that purpose. We're probably using a whole network of areas in the brain that were originally designed to do something slightly different."

Source: Time magazine; July 28, 2003