Since April 2026, the French technology company Bull has become fully state-owned. This shift has placed it under government control, aligning its operations with national strategic goals. Bull is best known for its advanced computing systems, and its plant in Angers, located in the Maine-et-Loire region, stands as the only European facility dedicated to manufacturing supercomputers. These machines are essential tools for handling vast amounts of data and performing complex calculations, which are increasingly vital in the development and application of artificial intelligence. Supercomputers, such as those produced by Bull, are used in a variety of fields, including weather forecasting, scientific research, and engineering simulations. Their power lies not just in speed, but in their ability to process and analyze massive datasets, enabling breakthroughs in areas like medicine, climate modeling, and artificial intelligence. The technology behind these systems is often invisible to the public but plays a crucial role in advancing modern science and industry. Pierre-François Lavallée, director of the CNRS center where the Jean-Zay supercomputer is located, explains that Jean-Zay relies in part on Bull's technologies. The Jean-Zay supercomputer is a key resource for researchers in France, supporting a wide range of scientific projects. It is named after Jean Zay, a French politician and writer, and is part of a broader effort to enhance France's capabilities in high-performance computing and artificial intelligence. Lavallée emphasizes that the partnership between Bull and institutions like CNRS is essential for advancing research and innovation. The transition of Bull to state ownership has raised questions about the future of its technological independence and the potential impact on its global competitiveness. However, the continued development of supercomputing capabilities in France is seen as a strategic move to maintain a strong position in the rapidly evolving field of artificial intelligence and data science.