Eric Hautala -- the cog in the Microsoft machine responsible for Windows Phone 7's update mechanism -- has taken to the company's official Windows Phone blog today to deep-dive on some of the concerns, problems, and delays that have dogged the platform's updates so far. In brief, Hautala says that the glitches that hosed the small February update for a few customers has brought the company to pause and take the time to make sure everything's rock solid before proceeding with the so-called NoDo update -- which includes copy and paste, performance i