The "IT Revolution" refers to the rapid advancement and widespread adoption of information technology, particularly from the late 20th century to the present. This period has seen significant developments in computing, telecommunications, and the internet, transforming how people communicate, work, and access information. Key innovations include personal computers, smartphones, and cloud computing, which have made technology more accessible to individuals and businesses alike. As a result of the IT Revolution, industries have undergone major changes, leading to increased efficiency and new business models. The rise of social media, e-commerce, and big data analytics has reshaped consumer behavior and marketing strategies. Overall, the IT Revolution has fundamentally altered the global economy and society.