We can give you a one-word reason why President Obama will not accede to House Speaker John Boehner's request this afternoon to move his jobs-plan speech next week to Thursday from Wednesday. Well, actually, it's one acronym: NFL.

As White House staffer Dan Pfeiffer announced on Twitter, Obama scheduled a Joint Session of Congress for the evening of September 7 so that the entire august body could gather, before a nationwide television audience, to hear the president lay out his long-promised new initiative for creating jobs and getting the U.S. economy back on track.

The jobs speech announcement, which followed Obama's call on Congress to pass key transportation measures to protect jobs, raised some eyebrows because the September 7 timing would precisely conflict with a live televised debate of Republican presidential contenders (already rescheduled back in May) at the Ronald Reagan Presidential Library, to be broadcast on MSNBC.Continue reading...

Twitter celebrated turning five today with a segment on ABC's Good Morning America and a video, above, that highlights the reasons why a cross-section of users (including Richard Branson, Snoop Dogg, Hillary Clinton, Martha Stewart, Serena Williams) are fans of the micromessaging social service.