If you're trying to follow President Obama's State of the Union Address online tonight and run into trouble, this might be why: The hackers of Anonymous promise a "virtual blockade" of the speech during its live delivery, reports Salon. It's not clear exactly what that means, but a communique states flatly, "There will be no State of the Union Address on the web tonight." A second one reaffirms the point. Why? The group cites the federal prosecution of Aaron Swartz for one thing and a pending executive order on cyber-security that Anonymous says "turns private computers into government informants." Click for more.