http://gigaom.com/2002/03/13/sigma-networks-goes-dark/ Sat, 11 Feb 2012 06:01:09 +0000 hourly 1 http://wordpress.com/ http://gigaom.com/2002/03/13/sigma-networks-goes-dark/#comment-95816 Thu, 21 Jan 2010 14:50:42 +0000 http://gigaom.wordpress.com/2002/03/13/sigma-networks-goes-dark/#comment-95816 [...] once had a plan to bid on freed up spectrum from analog TVs, and co-founding communications company Sigma Networks during the height of the optical networking bubble. Now the former attorney, who boasts Al Gore and [...]

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