It was the tower of Babylon.... The tower that men were creating to reach the heavens and God created several different languages so no one could communicate. Boy what a odd way to do something for an all powerful being or possibly....

Through out our evolutionary process our level of consciousness rose to new heights. Through cognitive archaeology it is believed that around 15,0000 years ago that mythic consciousness was beginning to develop. Spawning an age of creative processes of more elaborate forms of communication. Language being one of them