I've been playing since March 2003 and am thoroughly addicted. I'm currently 3D AGA and my immediate goal is to be 5D by the end of spring 2005.
Book Pile:
Progress:
March 2003, started
April 2003, 17k
July 2003, 10k
October 2003, ~5k AGA
November 2003, 3k KGS
February 2004, 2d AGA
October 2004, 3d AGA