Paul Krugman summarizes Bush's latest Social Security boondoggle appropriately:
No, this is about ideology: Mr. Bush comes to bury Social Security, not to save it. His goal is to turn F.D.R.'s most durable achievement into an unpopular welfare program, so some future president will be able to attack it with tall tales about Social Security queens driving Cadillacs.
Bush wants to be the King on the Mountain and to do this he plans to tear down the legacy of FDR.
Here is a thread to document the atrocities.