Nowadays, most people do their own jobs by using many kinds of tools in which functions are to finish them easily. In the past, human had developed diverse tools from simple nature material that they got around their environment. They didn't create a tool randomly, they had purpose why they created it, for instance, to do digging the ground in order to make their jobs such as planting easily by using the tool they created or to do hunt, they made a weapon and trap to catch the animals. Similar to the explanation above, today people must need a tool or equipment to do something, either their jobs or hobby such as a computer. The computer is an important thing for doing many works. Many people use the computer to command the factory or they utilize it as a weapon. That's a simple explanation about technology, now we have more information about technology for example the development of phone technology today. A person must have a phone in his pocket so that he or she can make communication among people around his/her even all over the world. It's a common thing nowadays, anywhere and anytime that people come to with their own phone. The phone has become a primary item to help their works.
