For whatever reason, I don't think John Edwards' inability to answer a question on the foreign corporate tax credit and its relation to the European Union is going to be a big issue come Super Tuesday. Reporters seem to think that playing "Stump the Candidate" is an effective way to demonstrate how much more learned they are than the people running for office, so last time we had some smartass reporter questioning candidate Bush on who the President of Taiwan was, and now we have this story.