This question has been asked on this list a few times in the past.
Check the list archives for the thread details.
But what it all boils down to if I remember correctly is this.
IBM is know for doing things to lock their customers into using
only IBM equipment and software.
The Qlogic board that
Sir:
Let me inform you that posting to the FreeBSD question list will
result in your post becoming public domain material. The List is
cloned to many different public news groups and some private servers
that provide free public search functions of the questions list.
Your disclaimer that the