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An open letter to the person paying for the same work again

You have a sensible instinct: if useful work already exists, find out whether you can use it again.

You may save computation, preparation, or time. You may free people to do something better than reconstruct yesterday's answer.

But put the checking on the same account. What will it take to establish that the old contribution still fits today's job?

Two people inspect a glass chamber and clear tubes surrounded by a long copper loop on wooden supports.

That is where the comparison gets interesting.

Follow the money, the work, and the responsibility.

The total-cost account includes retrieval, validation, renewal, maintenance, and consequences. The worksheet lets your team challenge the comparison.

For agents, unchanged source material can meet a changed mission. A useful memory needs a way to recognize the difference.

Howard Pearlmutter's experience includes resolving a persistent distributed-cache failure, improving banking integration performance, and assessing a financial-information investment involving more than seventy million documents.

Read what can come after the immediate incident.

NASA, Apple, HP, CSC, Capital One, and the Financial Times are among his development and consulting clients.

Explore team learning, systems review, or begin with the result you want to make less expensive to obtain.