US accuses China of “industrial-scale” AI theft. China says it’s “slander.” Trump-Xi summit may be rocked by US mulling huge sanctions. https://arstechnica.com/tech-policy/2026/04/us-accuses-china-of-industrial-scale-ai-theft-china-says-its-slander/?utm_brand=arstechnica&utm_social-type=owned&utm_source=mastodon&utm_medium=social