Following the hype around the future Microsoft's web browser, it seems everyday we get news about it, making it somewhat difficult to get all the info together.
WinBeta it's one excellent source to get news about the upcoming Microsoft features like Spartan web browser and obviously about Windows 10.
They've recently launched a video (in fact a series of videos) about Spartan features.
This video it's about Spartan and Cortana integration. It seems that Cortana will really be everywhere and everything!