Date Event type Details 000000002009-06-01-0000June 2009 Product Quora founded 000000002010-03-01-0000March 2010 Funding Quora raises $11 million in a series A, with Benchmark Capital as an investor[60] 000000002010-06-01-0000June 2010 Product Quora announces that it will open up to the public[61] 000000002011-01-01-0000January 2011 Team Marc Bodnick leaves Elevation Partners to join Quora[62] 000000002011-02-01-0000February 2011 Technology Quora chooses C++ over C for its high performance services[63] 000000002011-07-01-0000July 2011 Product Quora introduces video to its Q&A pages[64] 000000002011-07-01-0000July 2011 Product Quora introduces Credits for asking-to-answer questions[65] 000000002011-09-01-0000September 2011 Product Quora introduces threaded comments and comment voting[66] 000000002012-05-01-0000May 2012 Funding Quora raises $50 million in a series B, with Peter Thiel and Adam D'Angelo as investors[60] 000000002012-09-01-0000September 2012 Team Co-founder Charlie Cheever leaves[67] 000000002012-11-01-0000November 2012 Product Quora introduces Top Writers program[68] 000000002013-01-01-0000January 2013 Product Quora introduces blogs[13] 000000002013-03-01-0000March 2013 Product Quora introduces a policy eliminating image-only answers.[69] 000000002014-04-01-0000April 2014 Funding Quora raises $80 million in a series C at $900 million valuation, with Tiger Global Management and Y Combinator as investors[60][70] 000000002016-01-01-0000January 2016 Product Quora announces bounty system, offering financial bounties for the best answer (selected by the question asker) on select questions.[71] 000000002016-03-01-0000March 2016 Product Quora acquires Parlio, an online Q&A site started by Wael Ghonim.[72] 000000002016-04-01-0000April 2016 Product Quora announces that it will start out testing advertisements, on a small number of question pages.[73] 000000002016-05-01-0000May 2016 Team Marc Bodnick, Quora's public face and leader of its business and moderation team, announces that he is leaving the company.