Siri on the iPhone 4S has been touted as a game changer - fair enough, it's a fantastic implementation of voice control on a mobile. But Mango has speech highlights of its own so you won't feel too left out. Check out the video for how to get the best out of the new speech features of WP7.5.
"A planner is a gentle man, with neither sword nor pistol.
He walks along most daintily, because his balls are crystal."