Which metric represents an attempt in modern practice to quantify the subjective feeling of use?

Answer

System Usability Scale (SUS)

The System Usability Scale (SUS) is cited as an example of a metric used to quantify the qualitative feeling of use, acknowledging that a fast but disliked interface is still a failure.

Which metric represents an attempt in modern practice to quantify the subjective feeling of use?
inventiondesigntestusabilityuser experience