42nd Street Company (#42stc)

Comments to the famous 64% of features never or rarely being used

By on August 11, 2015

Are 64% of Features Really Rarely or Never Used? Asks Mike Cohn.

Apparently this famous number is from a limited investigation of internal applications.

However … the power is not in the exact number, but the awareness that your next feature might not be used.

There’s a number of similar figures floating around which you can typically find by asking Google e.g. ‘How many features are never used? And Google answers 50! You can ask similar questions for startups, projects, etc.

Here’s the results of that exercise when I last did it:


When applying agile principles you aim not to end up failing or never being used in this way – which in many ways is the whole point about agile, lean, lean startup or other smarter ways of working 🙂