Mark Driscoll posts (with permission) his email exchange with John Piper after speaking at the Desiring God conference. It puts to rest the idea that Piper and Driscoll are at odds, as has been the discussion on the web. From Piper's last email to Driscoll, after Driscoll asked if he could post their email exchange online...
...tell the world that, I wouldnot have .001 seconds hesitation in having Mark Driscoll come back tomorrow to our church or our conference. I LOVE being on the same team and consider my self a learner in your presence more than a counselor.