Hacker News on 20 May 2013

• Flickr gets new UI, new Android app, 1 TB free space
• The One-Person Product
• Why I left Heroku, and notes on my new AWS setup
• Statistical Formulas For Programmers
• The biggest merger you didn't hear about today
• My one talk with Marissa Mayer
• Show HN: See what the best startups in the world are using
• Yahoo to Acquire Tumblr
• What happens after Yahoo acquires you (2011)
• Google Checkout will be retired, transition to Google Wallet