Advancement of the Computer The idea of computing has been in people’s minds throughout history. Today we have a different idea of computers, but a computer is any complex counting machine. The first computer ever used by a person could have been a simple set of stones that he used to represent a set or group of something. These stones were used to perform calculations. This is the same thing a computer does. Today’s computers work by performing calculations. Today’s computer did not just come into being, it went through many years of improvements. When talking about the history of computers and how they evolved, we classify them into dif