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Firefox is on the brink of being dropped by the US Government
(www.brycewray.com)
This is a most excellent place for technology news and articles.
Thanks for taking the time to explain it to others, which I should have done beforehand. Admittedly when I wrote that post I was thinking of the term "tenacious" which means something completely different, and that distracted me from noticing I was using a perhaps obscure word.