Do you use QWERTY keyboard while chatting on Whatsapp,facebook or any other instant messaging app What happens when you type incorrectly? You press backspace and retype it again. But now a days due to autocorrect feature of your smartphones many times you added an asterisk to correct the mistake. But have you ever think why we use asterisk (*) for this why not #,$,@...etc.
So,here's the answer
