If the award was given (as most people agree) for things he may do in the future, how does this tie his hands in the near and foreseeable future? After all, hope is all about looking forward right?
How does this headline sound?
"2009 Nobel Peace Prize winner, Barack Obama, sends more combat troops to Afghanistan". That's just one example.
Unintentional or not, I believe this really backs him into a corner, boxes him in, handcuffs him.