Neowin posted the following two news story on Windows 10 Build 986x:

Windows 10: New animations for opening windows in build 986x
Windows 10: Wi-Fi Charms bar connections updated in 986X

Windows 10: New animations for opening windows in build 986x

With the upcoming release of the next Technical Preview build for Windows 10, there will be new animations that make transition more smooth and add a bit of visual flair to the OS.

Read full article @ Neowin.net

Windows 10: Wi-Fi Charms bar connections updated in 986X

With the upcoming release of the next technical preview build for Windows 10, Microsoft has updated the way the Wi-Fi connections pane currently works and it is likely the first change of many.

Read full article @ Neowin.net