The most useful machine in the 20th century ( at least 150 works) - Many useful machine - Name of useful machine, in your opinion - Why is it most useful - How would our lives be like if there werent...

There were many useful machines that were invented in the 20th century, but in my opinion, one of the most useful machines was the computer. The computer is considered the most useful machine because it revolutionized the way we live and work. It has transformed various industries such as communication, education, healthcare, and entertainment. With a computer, we can access vast amounts of information, communicate with people around the world, and perform complex tasks efficiently. If there weren't computers, our lives would be drastically different. Communication would be slower and more limited, as we would rely on traditional methods like letters or telegrams. Access to information would be restricted to physical books and libraries, making research and learning much more time-consuming. Many industries would suffer from decreased productivity and efficiency, as computers are essential for data processing, analysis, and automation. In my own life, the computer has been incredibly useful. It has allowed me to connect with people from different parts of the world, access online resources for continuous learning, and streamline my work processes. I can't imagine my life without the convenience and efficiency that computers provide. Suggestions for other useful machines in the 20th century could include the telephone, which revolutionized communication, the automobile, which transformed transportation, or the television, which brought entertainment and information into people's homes. Each of these machines had a significant impact on society and played a crucial role in shaping the modern world.