Breakingviews - China's Quora haunted by own existential question
China’s answer to Quora has some hard questions to answer. Ten years into the business, Zhihu, the country's largest online Q&A forum, is seeking a $6.4 billion valuation in New York, raising over $800 million through an initial public offering plus private placements to strategic investors. The company narrowed losses and doubled revenue last year thanks to an aggressive membership push. But its business model makes the price look expensive.