Communication from the past to present

Communication from the past to present

In the past , communication was very difficult . It was slow , before the invention of writing , people communicated by the oral communication . They kept information in their memories . After that , they carved and painted pictures and events on stones . After the invention of writing , people wrote down everything now , everything has changed . The invention of computer , internet , printing help to communicate easily . We can go round the world while sitting at home and exchange thoughts and ideas from all parts of the world .