Hacker News on 23 May 2011

• Why is America the 'no-vacation nation'?
• Chrome has transcended version numbers
• C++ at Google: Here Be Dragons
• Full text: Apple Legal's letter to Lodsys
• Are you a technical person?
• Square’s Disruptive New iPad Payments Service Will Replace Cash Registers
• Online services I pay for
• Apple Tells Lodsys Patent Troll to Back Off
• Glossy vs matte screens: why the PC industry’s out of touch
• Linux 2.8.0?