Hacker News on 17 August 2013

• Stack
• Quickly navigate your filesystem from the command line
• Facebook vulnerability 2013
• Groupon sales rep threatens restaurant with negative Yelp reviews
• Five Hundred and Seven Mechanical Movements
• Rotating Images
• Reshaping New York
• Why I left Google
• Lossy PNG
• Hacker sends this through the mail to record a video of the process