Communication, meaning ‘to share’ is an important need for mankind. As Aristotle said, “Man is by nature a social animal.” It has become a basic need to bring about relationships with fellow men, share, and build about a society. It's said better and direct communication is the key to better relationships. Starting from phones and other gadgets, the internet, and social media, to face-to-face communication and to the basic body language, we use a huge number of things to communicate. But did we know that the evolution of communication ranges back to cave paintings? And isn't it limited to the technologies we use?