John Furrier is likely to sleep between 10 p.m. and 4 a.m.
John Furrier - Silicon Valley entrepreneur Founder CEO SiliconANGLE Network. Inventing New Things, Blogging, Tweeting Social Media http://www.linkedin.com/in/furrier
John Furrier is located in Palo Alto, California (Pacific Time (US & Canada) time zone). If the sleeping schedule doesn't appear right, maybe @furrier hasn't specified the correct timezone in their Twitter profile.
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