corpus.blog
41554 blogs · [ { "id": "01a087e0-59ad-7205-a803-3e1bd7f76a88", "title": "MongoDB v. FerretDB: When Open Source Compatibility Becomes a Patent Risk", "url": "https://shujisado.org/2026/07/15/mongodb-v-ferretdb-when-open-source-compatibility-becomes-a-patent-risk/", "published_at": "2026-07-15T11:20:00+00:00" }, { "id": "01a087e0-59ad-7205-a803-3e1bd8f5b68c", "title": "Why Copyright Analysis Alone Is Not Enough for Open Source Licensing", "url": "https://shujisado.org/2026/07/13/why-copyright-analysis-alone-is-not-enough-for-open-source-licensing/", "published_at": "2026-07-13T08:30:00+00:00" }, { "id": "01a087e0-59ad-7205-a803-3e1bd92d6429", "title": "Why the World Needs Open Source AI", "url": "https://shujisado.org/2026/04/15/why-the-world-needs-open-source-ai/", "published_at": "2026-04-14T23:04:35+00:00" }, { "id": "01a087e0-59ad-7205-a803-3e1bd9526236", "title": "Can You Relicense Open Source by Rewriting It with AI? The chardet 7.0 Dispute", "url": "https://shujisado.org/2026/03/10/can-you-relicense-open-source-by-rewriting-it-with-ai-the-chardet-7-0-dispute/", "published_at": "2026-03-10T07:34:07+00:00" }, { "id": "01a087e0-59ad-7205-a803-3e1bd9bc9622", "title": "California’s AB 1043 Could Regulate Every Linux Command, and the Open Source World Is Too Quiet", "url": "https://shujisado.org/2026/03/02/californias-ab-1043-could-regulate-every-linux-command/", "published_at": "2026-03-02T08:30:00+00:00" }, { "id": "01a087e0-59ad-7205-a803-3e1bda08aeed", "title": "Tracing Creative Commons Licenses Across AI: Training Data, Models, Outputs", "url": "https://shujisado.org/2026/02/16/tracing-creative-commons-licenses-across-ai-training-data-models-outputs/", "published_at": "2026-02-16T07:50:00+00:00" }, { "id": "01a087e0-59ad-7205-a803-3e1bda41b9af", "title": "The Hidden Risks of NVIDIA’s Open Model License", "url": "https://shujisado.org/2025/12/19/nvidia-open-model-license-a-corporate-risk-analysis/", "published_at": "2025-12-19T06:19:32+00:00" }, { "id": "01a087e0-59ad-7205-a803-3e1bda4ea07d", "title": "The Boundary of Copyrightability in AI-Generated Code: A Perspective from Japanese and U.S. Law", "url": "https://shujisado.org/2025/12/10/the-boundary-of-copyrightability-in-ai-generated-code/", "published_at": "2025-12-10T12:57:35+00:00" }, { "id": "01a087e0-59ad-7205-a803-3e1bdb0e1891", "title": "The Current State of the Theory that GPL Propagates to AI Models Trained on GPL Code", "url": "https://shujisado.org/2025/11/27/gpl-propagates-to-ai-models-trained-on-gpl-code/", "published_at": "2025-11-27T12:28:23+00:00" }, { "id": "01a087e0-59ad-7205-a803-3e1bdb5243d1", "title": "Reflections on the GEMA v. OpenAI Ruling (Munich I Regional Court)", "url": "https://shujisado.org/2025/11/15/reflections-on-the-gema-v-openai-ruling-munich-i-regional-court/", "published_at": "2025-11-15T08:35:00+00:00" }, { "id": "01a0cf3f-b7e3-70c6-9b25-218d564fd3a0", "title": "Why Heavy Codes of Conduct are Unnecessary for most Open Source Projects", "url": "https://shujisado.org/2025/09/30/why-heavy-codes-of-conduct-are-unnecessary-for-most-open-source-projects/", "published_at": "2025-09-30T05:28:18+00:00" }, { "id": "01a0cf3f-b7e3-70c6-9b25-218d56a5e059", "title": "From Permission to Contract: Dual Enforcement and Rising Risk in Open Source Licensing", "url": "https://shujisado.org/2025/09/17/from-permission-to-contract-dual-enforcement-and-rising-risk-in-open-source-licensing/", "published_at": "2025-09-17T08:33:43+00:00" }, { "id": "01a0cf3f-b7e3-70c6-9b25-218d578a3f49", "title": "The Legal Hack: Why U.S. Law Sees Open Source as “Permission,” Not a Contract", "url": "https://shujisado.org/2025/07/24/why-uslaw-sees-opensource-as-permission-not-a-contract/", "published_at": "2025-07-24T08:05:00+00:00" }, { "id": "01a0cf3f-b7e3-70c6-9b25-218d57db305a", "title": "Evaluating OpenMDW: A Revolution for Open AI, or a License to Openwash?", "url": "https://shujisado.org/2025/07/14/openmdw-license-review/", "published_at": "2025-07-14T08:06:43+00:00" }, { "id": "01a0cf3f-b7e3-70c6-9b25-218d58a1340a", "title": "How Can Open Source Projects Accept AI-Generated Code? — Lessons from QEMU’s Ban Policy", "url": "https://shujisado.org/2025/07/02/how-can-open-source-projects-accept-ai-generated-code-lessons-from-qemus-ban-policy/", "published_at": "2025-07-02T09:21:31+00:00" }, { "id": "01a0cf3f-b7e3-70c6-9b25-218d58cb684e", "title": "Why Has DebConf Never Come to Japan? A Look at the Hurdles and Hopes", "url": "https://shujisado.org/2025/06/23/why-has-debconf-never-come-to-japan-a-look-at-the-hurdles-and-hopes/", "published_at": "2025-06-23T08:00:00+00:00" }, { "id": "01a0cf3f-b7e3-70c6-9b25-218d59b9d1ff", "title": "Solving the Tree Swing Paradox: AI’s Final Boss Is the Human Client", "url": "https://shujisado.org/2025/06/20/solving-the-tree-swing-paradox-ais-final-boss-is-the-human-client/", "published_at": "2025-06-20T07:50:00+00:00" }, { "id": "01a0cf3f-b7e3-70c6-9b25-218d5a5d6a2e", "title": "U.S. Copyright Office’s AI-Training Report amid Political Turbulence", "url": "https://shujisado.org/2025/06/19/u-s-copyright-offices-ai-training-report-amid-political-turbulence/", "published_at": "2025-06-19T08:00:00+00:00" }, { "id": "01a0cf3f-b7e3-70c6-9b25-218d5b4a78a1", "title": "The Missing Piece in Japan’s Open Source Journey: Strong, Visionary Leadership", "url": "https://shujisado.org/2025/06/18/the-missing-piece-in-japans-open-source-journey-strong-visionary-leadership/", "published_at": "2025-06-18T11:28:38+00:00" }, { "id": "01a0cf3f-b7e3-70c6-9b25-218d5c0bb738", "title": "A Curious Phenomenon with Gemma Model Outputs and License Propagation", "url": "https://shujisado.org/2025/02/21/a-curious-phenomenon-with-gemma-model-outputs-and-license-propagation/", "published_at": "2025-02-20T15:05:59+00:00" }, { "id": "01a0cf40-01fc-7286-a2f6-db5155009b14", "title": "Should ‘Open Source AI’ Mean Exposing All Training Data?", "url": "https://shujisado.org/2025/02/18/should-open-source-ai-mean-exposing-all-training-data/", "published_at": "2025-02-18T13:07:00+00:00" }, { "id": "01a0cf40-01fc-7286-a2f6-db51559e1205", "title": "DeepSeek in China: A Legal Overview of the 2023 Generative AI Regulations", "url": "https://shujisado.org/2025/02/10/deepseek-in-china-a-legal-overview-of-the-2023-generative-ai-regulations/", "published_at": "2025-02-10T10:26:50+00:00" }, { "id": "01a0cf40-01fc-7286-a2f6-db5156970798", "title": "Significant Risks in Using AI Models Governed by the Llama License", "url": "https://shujisado.org/2025/01/27/significant-risks-in-using-ai-models-governed-by-the-llama-license/", "published_at": "2025-01-27T04:40:00+00:00" }, { "id": "01a0cf40-01fc-7286-a2f6-db515738c83b", "title": "Why Is the Llama License Not Open Source?", "url": "https://shujisado.org/2025/01/27/why-is-the-llama-license-not-open-source/", "published_at": "2025-01-27T04:35:00+00:00" }, { "id": "01a0cf40-01fc-7286-a2f6-db515772c736", "title": "The Hidden Traps in Meta’s Llama License", "url": "https://shujisado.org/2025/01/27/the-hidden-traps-in-metas-llama-license/", "published_at": "2025-01-27T04:30:00+00:00" }, { "id": "01a0cf40-01fc-7286-a2f6-db5157a95bc6", "title": "How Japanese Police Turned Cyber Prank into Arresting Cases", "url": "https://shujisado.org/2019/03/25/how-japanese-police-turned-cyber-prank-into-arresting-cases/", "published_at": "2019-03-25T08:30:00+00:00" } ] posts Claim your blog
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2026

MongoDB v. FerretDB: When Open Source Compatibility Becomes a Patent Riskoriginal ↗
15 Jul 2026
Why Copyright Analysis Alone Is Not Enough for Open Source Licensingoriginal ↗
13 Jul 2026
Why the World Needs Open Source AIoriginal ↗
14 Apr 2026
Can You Relicense Open Source by Rewriting It with AI? The chardet 7.0 Disputeoriginal ↗
10 Mar 2026
California’s AB 1043 Could Regulate Every Linux Command, and the Open Source World Is Too Quietoriginal ↗
2 Mar 2026
Tracing Creative Commons Licenses Across AI: Training Data, Models, Outputsoriginal ↗
16 Feb 2026

2025

The Hidden Risks of NVIDIA’s Open Model Licenseoriginal ↗
19 Dec 2025
The Boundary of Copyrightability in AI-Generated Code: A Perspective from Japanese and U.S. Laworiginal ↗
10 Dec 2025
The Current State of the Theory that GPL Propagates to AI Models Trained on GPL Codeoriginal ↗
27 Nov 2025
Reflections on the GEMA v. OpenAI Ruling (Munich I Regional Court)original ↗
15 Nov 2025
Why Heavy Codes of Conduct are Unnecessary for most Open Source Projectsoriginal ↗
30 Sept 2025
From Permission to Contract: Dual Enforcement and Rising Risk in Open Source Licensingoriginal ↗
17 Sept 2025
The Legal Hack: Why U.S. Law Sees Open Source as “Permission,” Not a Contractoriginal ↗
24 Jul 2025
Evaluating OpenMDW: A Revolution for Open AI, or a License to Openwash?original ↗
14 Jul 2025
How Can Open Source Projects Accept AI-Generated Code? — Lessons from QEMU’s Ban Policyoriginal ↗
2 Jul 2025
Why Has DebConf Never Come to Japan? A Look at the Hurdles and Hopesoriginal ↗
23 Jun 2025
Solving the Tree Swing Paradox: AI’s Final Boss Is the Human Clientoriginal ↗
20 Jun 2025
U.S. Copyright Office’s AI-Training Report amid Political Turbulenceoriginal ↗
19 Jun 2025
The Missing Piece in Japan’s Open Source Journey: Strong, Visionary Leadershiporiginal ↗
18 Jun 2025
A Curious Phenomenon with Gemma Model Outputs and License Propagationoriginal ↗
20 Feb 2025
Should ‘Open Source AI’ Mean Exposing All Training Data?original ↗
18 Feb 2025
DeepSeek in China: A Legal Overview of the 2023 Generative AI Regulationsoriginal ↗
10 Feb 2025
Significant Risks in Using AI Models Governed by the Llama Licenseoriginal ↗
27 Jan 2025
Why Is the Llama License Not Open Source?original ↗
27 Jan 2025
The Hidden Traps in Meta’s Llama Licenseoriginal ↗
27 Jan 2025

2019

How Japanese Police Turned Cyber Prank into Arresting Casesoriginal ↗
25 Mar 2019