Hacker News on 17 July 2012

• Advice for Marissa Mayer from an ex-Yahoo
• Prime number patterns
• Steam'd Penguins
• Varnish author criticizing HTTP/2.0 proposals
• Google+ grows 43% in June
• Microsoft changes skype supernodes architecture to support wiretapping
• Dear Marissa Mayer...please make Flickr awesome again
• The Latest On Intelligence
• 12 new universities join Coursera
• How I converted a software thief into a customer