<A target="_blank" href="http://www.pcworld.com/article/227420/windows_phone_7_update_fills_in_some_missing_features.html#tk.rss_main">The "Mango" update, scheduled for sometime this fall, is expected to add</A> a number of features "missing" from WP7. Two items recently added to the list are turn-by-turn directions and speech-to-text messages.