Computing involves using computers to complete goal-oriented tasks, particularly for training, education, and research. The document discusses how computer and internet usage has increased over time, with smartphones and high-speed internet becoming widely available by 2014. This expanded access has allowed more businesses to reach broader markets online. While computers can positively or negatively impact the economy, e-commerce has grown significantly, with some estimates that 40% of shops will close within five years as more purchases move online. The text also explores how technology may continue to change how we work and learn through machine learning, self-driving cars, easy access to data, and new forms of communication. However, excessive computer usage could potentially lead to issues like eye strain, weight gain