- Change TinyTorch license from MIT to Apache 2.0 for patent protection
- Update README license badge to correctly show CC BY-NC-ND 4.0
- Add clear license table explaining the dual-license split
- Book content: CC BY-NC-ND 4.0 (educational, no commercial, no derivatives)
- TinyTorch code: Apache 2.0 (permissive, patent protection)
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Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>