A number of readers wrote in to make sure we know about Microsoft's change of heart regarding IE8. The new version of the dominant browser will render in full standards mode by default. Developers wishing to use quirks mode for IE6- and IE7-compatible rendering will have to opt in explicitly. We've previously discussed IE8's render mode a few times. Perhaps Opera's complaint to the EU or the EU's record antitrust fine had something to do with Redmond's about-face.