I guess they don't like having it thrown in their face that they're irrelevant when it comes to Nat'l politics. The best they can manage is having a few people retweet some half true factoid. No-one comes to their support when they're being slapped around by the half-dozen plus gun bloggers that pay attention to them.
Kurt says it best:
As a @CSGV -Designated "Insurrectionist," I'm so scary that @CSGV feels the need to block me on Twitter. How can we have a #gunconversation?So which group will be the next one to admit they can't win in open debate?