Which major era in computing is associated with the widespread introduction of personal computing and the decentralization of IT?

The 1980s marked a significant transformation in the computing landscape, primarily due to the introduction and widespread adoption of personal computers. During this time, companies like IBM released their personal computers, and Apple also gained traction with its Macintosh line. This era is characterized by a shift from mainframe and minicomputer usage, which were centralized systems managed by a select few in large organizations, to decentralized computing where individuals could own and operate their own computers.

This decentralization allowed for a democratization of technology, enabling a broader range of users—both individuals and small businesses—to access computing resources. Software development surged during this period, leading to a vast array of applications for personal productivity and home use that further contributed to the rapid proliferation of personal computing.

While the other decades saw advancements in computing, such as the growth of the internet in the 1990s and the rise of mobile computing in the 2000s, it was the 1980s that solidified the foundation of personal computing as we know it today. This period is crucial for understanding the shift towards user-centric technology and the ongoing evolution of information technology.