Human beings are blessed with the abilities to seek information, process to received data retain and un-required knowledge and also to retrieve it as and when required. In terms of information technology, the human brain works more or less similar to a computer system. There is data feeding. Data processing, data storage and data retrieval. But in addition, the humans are also endowed with the technique and technology of communicating. All five sense organs receive and disseminate information. But mankind has invented and discovered additional and more efficient ways of communicating. Thousands of languages have evolved with scripts to write. The never ending inventive curiosity of mankind developed means of communicating with large numbers of people simultaneously. Inventions of printing press.