"Will Atlas Shrug? A Compilation of Blogosphere Commentary about 'Going Galt'”. (The Liberty Papers blog, 3/6.)
"Going Galt: An NRO Symposium". Some of the comments here could be used as examples of the ad hominem fallacy. Rather surprising from folks who can, and usually do, argue better.
An even more skeptical--in my opinion, wrong--view by Alex Knapp: "Tea Parties, Going Galt, Iraq, and Delicious Irony."