Intrade also had the Obamacare repeal at something like 85%. Sometimes they're just looking at things all wrong.
These polls are largely based on 08 turnout models and do seem to favor the president somewhat. The momentum is against the president presently and perhaps it will continue enough to make the difference.
I hope the people that predict Romney winning in a blowout are correct but when you see the tax collectors in Greece on strike, protesting spending cuts and teachers in Chicago demanding ever-higher wages while coming in almost dead-last in educating students I have little faith in my fellow American.