Hacker News on 26 October 2009

• Tell HN: My 'mystery project': I couldn't sleep, so I backed up GeoCities
• The curious pricing of the 27" iMac
• XKCD commemerates GeoCities
• Ninite: How we got 18,000 beta users in 4 weeks
• Ask HN: do you feel Google search result quality has gone down?
• Going Back to PHP
• Arbitrary code execution via ldd utility
• YCRFS 3: Things Built on Twitter
• Mac Mini Pays for Itself After 2 Years
• After the Deadline now Open Source