Take a look at Yehuda's talk from Seattle: http://www.youtube.com/watch?v=4Ed_o3_59ME http://www.youtube.com/watch?v=4Ed_o3_59ME - I think it explains a few thi

Take a look at Yehuda's talk from Seattle: http://www.youtube.com/watch?v=4Ed_o3_59ME http://www.youtube.com/watch?v=4Ed_o3_59ME - I think it explains a few things very well, and helped me out a ton