Some fresh bookmarks from delicious.com

• A Reading Guide To Becoming A Better Developer –
• NY Times: A Bed Where Comfort Is Not the Point – Swedish "Christmas gift of the year" makes it into the NY Times.
• Rare earth: The New Great Game – 97% of the specialist metals that are crucial to green technology are currently mined in China. China is already limiting exports and has plans to limit them some more. As a result much of the hi-tech metals industry is also moving to China.
• SciAm: Why do human testicles hang like that? – Why in all of evolution would nature have designed a body part with such obviously enormous reproductive importance to hang off the body so defenseless and vulnerable?