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The reference given does not provide facts or figures to back up the "thousands to millions of years" estimation. Are numbers available? Noclevername 03:34, 9 May 2007 (UTC) reply

I take exception to the too much Jargon tag. All the specialized terms are links to further information. Can someone provide a list of undefined "jargon" that needs to be clarified? Lazyquasar 03:40, 25 September 2007 (UTC) reply

Jargon tag place by smackbot removed. Lazyquasar 03:56, 25 September 2007 (UTC) reply