Microsoft's fast, furious week: Inside new Windows 10 and Office 2016 previews galore

The fast and the furious
With Windows 10’s July 29 launch date looming, Microsoft’s kicked its preview program into overdrive. The past week has seen no less than three all-new Windows 10 preview builds, a new Windows 10 Mobile for phones preview, and even a sweeping overhaul to the Office 2016 consumer preview. Whew!

Did you blink? Here’s what you missed in Microsoftland.