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Brain Matrix

Insights

Written for the decision, not the search engine

Each piece contains at least one of: an original framework, a decision table, real arithmetic, or a trade-off with the losing side explained. If it has none of those, we do not publish it.

5 articles shown

Technology Strategy5 min read

Modernising legacy software without a rewrite

Big-bang rewrites ask a business to stand still for a year and carry all the risk until the end. Here is the incremental alternative, how to choose the first slice, and how to justify it to a board that does not care about technical debt.

Technology Strategy4 min read

How to choose a software development partner

Portfolios and day rates tell you almost nothing. Six questions that reveal how a partner actually works, the answers worth trusting, and the four engagement shapes with their honest failure modes.

AI & Automation4 min read

Choosing your first automation: a scoring method that beats intuition

The first process you automate decides whether there is a second one. Here is a four-factor score for picking it, with a worked example — and the two processes that look ideal and are not.

SaaS & Product Engineering4 min read

How much does it cost to build a SaaS product? An honest answer

Every published figure for building a SaaS product is either a marketing number or a range so wide it means nothing. Here is what actually drives the cost, and how to get an estimate you can rely on.

Custom Software5 min read

Custom software vs SaaS: the three questions that actually decide it

Most build-versus-buy debates argue about features. Features are the least predictive input. Here are the three questions that decide the answer in practice, and the arithmetic most teams leave out.

Next step

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