Measurement systems
*Measurement process
*Units of measurement
*Measure distance, weight, worth
*Transform into different scales
*Communicate results
… before meter and yard were invented. Still, ‘short’ vs. ‘long’.

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Set out to develop a method that can build a foundation for analysis and
reduces amount of guessing out of preservation decision making.
Be able to use this method to
   compare formats,
   understand what is gained and what is lost if migrating from one to another,
   define preservation goals in terms of which significant properties can be preserved, and
   end up with is the ability to judge the most cost effective way to achieve known preservation goals.

Transition – INFORM measurement system measures risks to preservation