Any politician that represents me and supports this, they will not be getting my support or vote in the future. This legislation would make it easy to block Free Republic.
Most of the education about the inadvertent ills of overly enthusiastic approaches to copyright protection ironically comes from the left, people like EFF. The occasional Libertarian has a say but they are few and far between. So the Republicans who advance this hear only cheerleading from vested interests who would probably see their own losses fall by a miniscule amount at best. IP rights being something that is entirely created by government (to point out that the US Constitution authorizes them misses the truth that the government must actually legislate them into existence and dictate their scope), it is no surprise that all kinds of unintended consequences result if the matter is not handled carefully.