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Perspectives on legacy system evolution, blast radius detection, architecture intelligence, and the future of safe code change.

Featured7 posts
legacy evolution2 minSeptember 1, 2026

The Expert Who Never Retires: Tweezr on the IBM Z and LinuxONE Ecosystem Podcast

Ohad Kotler joins IBM's z/Action! series to talk about agentic root-cause analysis, tested fixes, and why AI transformed software everywhere except the banking core

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More insights6 posts
thought leadership11 minJune 12, 2026

Discovery Is the Migration

The industry treats discovery as Phase 1. That is the mistake that kills 70% of modernization programs. Discovery is not the prelude to the work. It is the work.

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ai risk9 minMay 30, 2026

Hallucinations Under Coercion

AI doesn't hallucinate worst when it doesn't know. It hallucinates worst when a user pushes it past what it knows - and senior validators are the ones who push hardest

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industry9 minApril 3, 2026

Two Different Sales: Why Mainframe and Temenos Modernization Need Different Stories

If you're selling 'AI for legacy modernization' the same way to a bank running a 30-year COBOL core and one running a packaged platform, you're losing both deals

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legacy evolution10 minMarch 18, 2026

The Retirement Cliff: When Your COBOL Lead Walks Out, Your Risk Doesn't

In every bank we walk into, there is one engineer who knows where the bodies are buried. When they retire, the bank inherits a system nobody can change safely. The answer is not to replace the person. It is to capture what they know - before the cliff.

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thought leadership10 minFebruary 11, 2026

Citations or It Didn't Happen

In a regulated bank, an AI answer without sources is wishful thinking. The single property that turns AI output from a chatbot guess into an auditable artifact is verifiable grounding - every claim, one click back to the line of code it came from.

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thought leadership11 minJanuary 27, 2026

The Artifact Your Regulator Will Sign Off

Sign-off is not about the AI. It's about what you can put in front of the head of compliance - and what they can put in front of the regulator

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