Why inventing more programming languages?

This article is to explain why we need a new programming language? You have noticed there are thousands of programming languages being invented every year. I donno when it is going to end. Is there any relation with the languages that speak? Maybe...Maybe not.

Have you ever realized how many languages are spoken in the world? Why it is invented? Why there is a grammar for each language? I believe, first and foremost reason is for effective communication, another reason is local communication meaning you don't want others listening what you are talking to your neighbour, especially in a war situation, where you don't want enemies to listen to your secret conversation. (will continue...)