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But that experiment still used more energy as input than it generated. Another team in California, however, managed to produce a net amount of fusion energy in December 2022, in a process called “ignition.” They have replicated ignition three times since.
Despite the promising progress, fusion energy is a long way from becoming commercially available
https://edition.cnn.com/2024/02/21/climate/nuclear-fusion-ai-climate-solution/index.html