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Your Backup Plan Is Incomplete Without Restore Tests

Backups should be routine not only for folks in the IT. If you’re reading this you probably already have SOME backup process in place. Ideally automatically or with a scheduled reminder.

But doing backups regularly is just half the story …

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20. December 2025

Ever Wondered What Would Happen If You Lost Your Account?

Paris Buttfield-Addison, a developer and long-time Apple user, recently lost permanent access to his Apple ID. And he didn’t even do anything wrong. The result: 20 years of photos, messages and data? Gone. A true worst case scenario! But let’s have a look, should we learn something from that?

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13. December 2025

The Cost of Going All-In on AI

On Mastodon, I just came across “I Went All-In on AI. The MIT Study Is Right.” from Josh Anderson. He spent three months building a product using only AI-generated code. The result? A working product, but also a dangerous realization: He no longer fully understood his own creation. When a small change was needed, he hesitated.

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7. December 2025

LLM Update in Production: When Prompts Fail — and What It Means for Your Applications

t3n recently wrote that OpenAI’s GPT 5.1 update might come with a surprise to desktop users: previously reliable prompts no longer behave as expected. While this may be just a minor annoyance in day-to-day chat interactions, think about what that means in production environments.

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6. December 2025

The Free Software Foundation deleted its account on X and recommends the Fediverse

I just saw the post on Mastodon that the FSF Europe deleted their account on X (Twitter) and recommends their Fediverse accounts.

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5. December 2025

The Software Engineering Challenge Behind Effective RAG

Retrieval-Augmented Generation (RAG) is frequently marketed as a simple solution for grounding AI responses in real-world data. It sounds straightforward & easy: connect a vector database to a language model, pipe in your data, DONE! But maybe it might be just a little harder than that …

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4. December 2025

Mistral 3 Released

Mistral AI has published Mistral 3, the latest version of their open-weight language model. The models are available under the Apache 2.0 license and, according to their benchmarks, outperform DeepSeek’s recent models in several key areas … well, let’s see.

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3. December 2025

Reclaiming my Music Decisions

Readers of this blog know that I’ve been hosting my music albums in #Navidrome since this year. And I admit: I really enjoy it. I just read “Musikstreaming – Mein Weg weg von Abos und Algorithmen” and I resonate with a lot that’s been written there.

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1. December 2025

NextCloud on Hetzner is the OneDrive upgrade I didn’t know I wanted

For years, I relied on Microsoft’s OneDrive — not for the Office 365 suite, but for its 1TB of cloud storage. It served me well for offsite backups and seamless syncing between my computers and phone. I even used the Personal Vault feature, though more out of curiosity than necessity. Later, I joined a friend’s family plan, making it even more cost-effective.

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