https://www.techradar.com/news/new-windows-10-preview-makes-a-ton-of-changes-but-it-looks-like-sets-wont-make-the-cut

The work on the next big update for Windows 10 continues apace, with Microsoft releasing another new preview build containing plenty of fresh features – although what’s also interesting is that the firm indicated it will soon be reaching a new phase of development: stabilization.

Microsoft said: “We are getting close to the point in the development cycle where our focus will be on stabilization for RS5 [Redstone 5].”