Google Voice opens to everybody! Everybody in the US, that is.
Voice has been mostly invite-only since launch, but it opened to college students and the military for a while, too. If this will be your first time using Google Voice, check out some of the features before you get started: SMS-to-Email, using Voice with your existing number and more are explained on this Google Voice help page.
Does Google Voice opening up to everyone signal the upcoming launch of that new Google Voice web app Lee was predicting?