by Patricia Sellers
Ning CEO Gina Bianchini is getting lots of curious looks and occasional "Congratulations!" here at Fortune Brainstorm Tech. The news leaked this week that her start-up raised $15 million at a company valuation of...get this, $750 million.
That's a stunning number, and incidentally, she didn't ask for the new funding. On Tuesday night, before Bianchini and I both arrived here in Pasadena, California for Fortune's annual tech confab, we MOREPatricia Sellers - Jul 23, 2009 3:11 PM ET
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