Jonathan Bernstein provides a reality check:
Trying to connect the American people's deep and long-standing contempt for their Congress with any particular set or arrangements or procedures is a mug's game.
Doug Mataconis connects hate for Congress to the growing power of the executive branch:
Even when Congress might want to assert its Constitutional prerogatives in the face of Presidential power grabs, the relative contempt with which Congress is held in the public eye usually gives the President a distinct advantage in the battle for public opinion. The consequence then of the fact that everybody hates Congress, is that Congress becomes weaker, the Presidency becomes stronger, and liberty becomes less secure.
The Dish 