The Ultimate Question

As fans of The Hitchhiker’s Guide to the Galaxy will recall, the answer to the ultimate question of life universe and everything is something a group of hyper-intelligent pan-dimensional beings demand to learn by building the ultimate computer — Deep Thought. It takes the computer 7.5 million years to compute and check the answer.

Of late I’ve been considering a more mundane version of the ultimate question — what is the ideal metric to use when evaluating business technology strategies? The challenge is that we already have a diverse set of investment metrics from which to choose. There’s Return On Investment (ROI), Net Present Value (NPV), Internal Rate Of return (IRR) and Payback period to name a few of the most common. Yet I can’t help feeling they all lack a little something — the ability to connect the project with the desired business outcome, which for a strategy is the attainment of the goal.

Recently I’ve been working with clients to apply a different measure — the T2BI ratio:


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