Valued at $4.5BN? So much for Lou Kerner at Wedbush "America's top social media analyst" [1] saying twitter was valuing itself internally at $8BN-$10BN.<p>Anything to get some press I guess.<p>[1] <a href="http://www.independent.co.uk/news/business/news/twitter-valuation-100-times-expected-revenues-2213067.html" rel="nofollow">http://www.independent.co.uk/news/business/news/twitter-valu...</a>