The concept of machine unlearning — or removing data from an artificial intelligence system after it has been trained — was largely an academic pursuit when Ben Luria, an Israeli entrepreneur, co-founded his startup. Then, China’s DeepSeek launched its first open-weight large language model last year, and Luria immediately saw the business potential of realigning it to Western values. A slew of Chinese open-weight models from DeepSeek, Moonshot, Z.AI, AlibabaiAlibabaAlibaba, founded in 1999 by C...