Explore the fascinating world of quantum computing in this comprehensive lecture by Professor David Jamieson. Delve into the history of computing, from the first quantum revolution to the current advancements in quantum technology. Learn about Einstein's groundbreaking light quantum concept and its impact on modern computing. Discover how scientists plan to build the first quantum machines and the challenges they face in manipulating single atoms with unprecedented precision. Gain insights into the potential of large-scale quantum devices to solve complex problems beyond the capabilities of classical computers. Understand key concepts such as the photoelectric effect, nuclear discovery, spin, and the "spooky" nature of quantum states. Examine the technical obstacles in maintaining order in large-scale quantum devices and the exciting possibilities of the second quantum revolution.