It's time to open the book! We're live from Nokia's headquarters in Espoo, Finland, with Stephen Elop. The smartphone maker's CEO has set aside 30 minutes to answer your questions about anything and everything Nokia. If you haven't already submitted your questions, it's not too late! Head over to Twitter and give us a shout @EngadgetLive -- we'll be pulling our questions directly from there, along with the comments section of yesterday's post. Unfortunately we won't be able to get to everyone, but we will be setting aside the second half o