Microsoft and Epic decry AI 'theft' while using AI themselves

Advances driven by Claude Opus 5.5 have made game decompilation and recompilation fast and cheap, flooding GitHub with AI-built ports. Microsoft and Epic have fired off hundreds of DMCA notices against recomps of Slay the Spire 2, Celeste and RimWorld while publicly touting their own AI use, drawing charges of hypocrisy.

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