Two more good articles on the upcoming 2011 code changes is found in the IAEI magazine. Some of the topics covered in Analysis of Changes, NEC-2011 Part 1 include quite a few definitions, the use of NM cable in dwelling unit accessory structures, and unsupported raceways. Analysis of Changes, NEC-2011 Part 2 covers a few more topics such as neutrals run to switch boxes, replacing receptacles, adding disconnects when replacing ballasts, and quite a few others.
Enjoy the read.