More on API Usablity Study

In the comments of one of
my recent posts
the need for more information about API usability studies
came up. "urn:schemas-microsoft-com:office:smarttags" />Steven
Clarke, a usability engineer at Microsoft came up with this
formal way of describing API usability. We use this model internally to evaluate
and improve our APIs as well as input into the design guidelines
document."urn:schemas-microsoft-com:office:office" />

Love to know what you
think.

Describing
and evaluating API usability at Microsoft

API usability studies are not the
end-all-be-all, but they are a very interesting data point.