I don&#x27;t know whether it is common to have one, but the original was IBM&#x27;s black team: <a href="http:&#x2F;&#x2F;www.t3.org&#x2F;tangledwebs&#x2F;07&#x2F;tw0706.html" rel="nofollow">http:&#x2F;&#x2F;www.t3.org&#x2F;tangledwebs&#x2F;07&#x2F;tw0706.html</a>