Blu-ray players support 7.1 audio formats and high-quality, lossless surround sound. While your high-def disc player and receiver may be able to decode these new surround sound formats, not all discs you play will take advantage of them.
You can choose to store your files on your Chromebook or online with a cloud-based file storage service like Google Drive. With Google Drive, your data is stored in Google's highly secure data centers. The Terms of Service make clear that what belongs to you stays yours..
In Android 5.0 (Lollipop), the WebView has moved to an APK so it can be updated seperately to the Android platform. To see what version of Chrome is currently used on a Lollipop device, simply go to Settings < Apps < Android System WebView and look at the version. If you're a web developer looking to start developing a WebView-based Android application, see Getting Started: WebView-based Applications for Web Developers.