Preview build 27898 also includes a features that will shrink Taskbar items if you've got too many pins or running apps for everything to fit at once, changes the pop-up that apps use to ask for access to things like the system webcam or microphone, and allows you to add words to the dictionary used for the speech-to-text voice access features, among a handful of other changes. It's hard to predict when any given Windows Insider feature will roll out to the regular non-preview versions of Window...