I am a big Indian food advocate - learning to cook it forces one to deal with all sorts of interesting techniques, spices, variances, styles, etc. I learned to cook all food better because of learning to cook Indian food. Here are a food good links:

http://indianfoodrocks.blogspot.com/

http://www.khanakhazana.com/

http://www.ethnicgrocer.com/

http://www.sailusfood.com/

Enjoy! Feel free to comment with any questions.

-j.