links for 2009-06-24

• The Four Hundred–Jeff Jonas Explores the Nature of Data in COMMON Keynote
  "I think the only way forward is going from applying algorithms to individual transactions, to first placing information in context–pixels to pictures–and only applying algorithms after one sees how the transaction relates to the other data," he said. "It's the only way that I can see that it's going to close this sense-making gap."
  (tags: datamining)
• Technology Review: $100 Laptop Becomes a $5 PC
  (tags: education operating_systems technology)
• Next Test – Value of $125,000-a-Year Teachers – NYTimes.com
  (tags: usa education policy)
• Installing memcached on Mac OS X Leopard : RubyHead
  (tags: rails ruby memcached osx)