New footage shows the first images of Microsoft's new Siri- and Google Now-competitor in action -- though details are still lacking in the lead-up to its unveiling alongside Windows Phone 8.1. There's reason to be skeptical here, and not just because this feature's fictional Halo namesake was most recently seen going insane due to poor programming: Never forget that this is the company that brought you Clippy, the dreaded "helpful" Office paperclip.