Snacks for Thought: July 21, 2009

Snacks for Thought is a weekly round-up of thought provoking news, commentaries and opinions from around the web.

1. Although this is a joke, AIDS's impact on human life, economies and entire cultures isn't.
2. Microsoft experiments with price elasticity in the midst of the economic crisis. Will it work?
3. Which way should U.S. foreign policy go? Let the debates begin.
4. Israeli settlements are pretty costly for the Israeli taxpayers: nobody said colonialism was cheap.
5. The Arab world's plethora of problems is nothing new.