Minor nitpick: The HP-UX version that you are likely referring to is HP-UX 11i which is also known as HP-UX 11.11. 11.11i is not an HP-UX version number.
As a point of curiosity, this version is still employed in many nuclear plants.
Interesting article. It does raise a tricky question though: What separates ethical/unethical or fair/unfair factors on which to discriminate. I choose not to use LinkedIn based on their privacy policy among other things. Is it fair for me to be discriminated against because of this?
As a point of curiosity, this version is still employed in many nuclear plants.