By NICK WINGFIELD
Knotch gives people an opportunity to express nothing but opinions, and to do it in a way that leaves little ambiguity about how they feel about a particular topic.
Published: October 31, 2013 at 12:00AM
from NYT Technology http://bits.blogs.nytimes.com/2013/10/31/social-network-for-opinions-gets-a-dose-of-new-money/
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