If you've forgotten why it mattered that Jonathan Gruber was one of the key architects of ObamaCare - and why the White House tried so hard to pretend they had no idea who he was - let's just bring it back to the top of everyone's mind. Gruber said a lot of things about the American people being stupid, and about Democrats' exploiting that perceived stupidity in the course of hiding the law's true costs. All of that was politically problematic for the White House, but here's the statement that was (and might still be) legally problematic for the law's survival: