Where Curiosity Meets Practice

Notes from real projects. What worked, what didn't, and why — no marketing spin.

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Featured

Claude Inside the EU Data Boundary: What Changes for European Copilot Tenants and What Does Not

Microsoft is moving Claude processing in Microsoft Copilot into the EU Data Boundary by the end of 2026. Why that removes the strongest blocker for European tenants, why the decision still belongs to you, and how architects, DPOs, admins, and works councils should run it.

A Third Harness for Customer Conversations: What Changes for Contact Center Agents in Copilot Studio

Copilot Studio now has three harnesses, and the new Customer Conversation harness is built for voice and chat with customers. What it means for architecture, memory, biometrics, escalation, cost, and governance.

Agent FinOps in the Microsoft Ecosystem - Rev2

A living article on Copilot and agent costs. Where Copilot, Cowork, Copilot Studio, and Foundry agents show their costs, which controls actually stop spending, how to charge costs back, and what Microsoft has changed recently.

Understanding Microsoft Copilot Licensing - Rev2

A living article on what Copilot costs. What the Copilot license costs, how Copilot Credits work, which features use them, and what Microsoft has announced next.

Understanding Microsoft Power Platform Licensing Rev.7

A practitioner's reference for Power Platform core, Copilot Studio, Dataverse, Dynamics 365 Contact Center, and Dynamics 365 Customer Service.

Agents With Their Own Accounts: What Changes When Copilot Studio Agents Stop Borrowing Your Identity

Microsoft's October 15, 2026 announcement gives Copilot Studio agents their own accounts, shared business process memory, and triggers. I argue that organizations should treat each agent like a service account with a job description and decide early which agents they want to own.

Prompt Libraries Are Reusable Text - Skills Are Reusable Expertise

Custom skills replace the prompt library as the way organizations package know-how in Microsoft 365 Copilot. Here is what a skill actually is, why it beats a prompt, and why Agent Builder is enough for most of them - no Copilot Studio required.

Long-Running Business Processes in Copilot Studio: State Tables, Agent Flows and Multi-Agent Orchestration

Building long-running business processes in Copilot Studio using standard harness, state tables, agent flows, and multi-agent orchestration. Boring but effective and save

Multi-Agent Orchestration in Copilot Studio - Pick the Harness First

Child agents, connected agents, A2A, MCP, and the new skills: which of them exist in which harness, why, and how I decide before a single agent gets built.

Workflows in the Copilot Studio: What the Agent Node Actually Changes

The new workflows experience: Here is what the agent node does, where it belongs in a build, and the boundaries I now check before I ship one.

Microsoft Copilot Cowork in Practice

What I have learned running Copilot Cowork in real tenants: how to enable it (including the EU data-boundary decision), what the skills actually do, where the limits bite, and what is coming.

Hello, I’m Holger

I connect enterprise AI architecture with practical implementation, and share what I learn along the way.

I’m a Principal Architect at NTT DATA, Microsoft MVP and Microsoft Certified Trainer (MCT), based in Berlin. My work focuses on agentic AI, intelligent automation, and the Microsoft ecosystem. I help organizations move from promising demonstrations to secure, scalable, well-governed solutions. That means connecting technology choices with business processes, enterprise data, operational ownership, and measurable outcomes.

About me