"One of our primary concerns has been related to user and engagement growth," says Scott Kessler, S&P Capital IQ senior equity analyst, and Colin Sebastian, RW Baird senior research analyst, ... more 
"One of our primary concerns has been related to user and engagement growth," says Scott Kessler, S&P Capital IQ senior equity analyst, and Colin Sebastian, RW Baird senior research analyst, discussing Twitter's downside and concerns over user growth. less 
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Thu, Feb 6, 2014 10:40 AM EST