Learning R

I am becoming very much fascinated with R. Initially I got to know about it from Dr K Kiran Kumar, NISM. some reources I found were

1. http://www.quantide.com/R/rabbit-chapter-01/
2. I may be attending training programs in PHFI at Hyderabad
3. Many books available for free
4. Ventech at Ameerpet training
5. Planning to attend Financial Data Analytics course at IIT KGP
6. http://jeromyanglim.blogspot.sg/2009/06/learning-r-for-researchers-in.html
7. http://jeromyanglim.blogspot.com/2010/05/videos-on-data-analysis-with-r.html