I think that it's crazy that all of this effort is going into opposing SOPA. It seems that there should be a bill/effort drafted to codify the freedom of the internet, and making DNS blocking illegal.
The only thing that might help is a constitutional amendment. A law can easily be overwritten. An amendment at least gets some oversight from the Supreme Court.
There has been some discussion about this already. I am 100% behind going on the offense for internet freedom: