Usability and Open Source Software.

href="http://www.cs.waikato.ac.nz/~daven/docs/oss-wp.pdf"
>This article was recently published on the subject of involving human-computer interaction (HCI) experts in Free/Open Source development.

Juicy quote from the conclusion:

Raymond (1998) proposed that 'given enough eyeballs all bugs are shallow.' For seeing usability bugs, the traditional open source community may comprise the wrong kind of eyeballs.

[Advogato]

an example of “not our idea”=bad….