Obama stunned White House reporters when, instead of calling on the Associated Press or one of the broadcast television networks, he called on a reporter from Univision, who asked about the Arizona immigration law.The story suggests that Obama didn't call on other media because he didn't want to answer questions about the primaries. It strikes me that with all the pressing problems Obama is dealing with, he ought not to be answering political questions.
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Obama has not held a formal press conference with the White House press corps in months. He took questions in the White House briefing room a few months ago and held a press conference at April's nuclear summit. The Hill
In the big picture, it matters little who won the primaries. People who aren't incumbents become incumbents. All politicians eventually learn they have to work within the system, despite their calls for "taking their government back."
And as Katie Couric says, it's a long way til November.
The NYT also has posted a gripe blog on this topic.