2015-06-08 YouTube v10.21 Adds Cardboard Support To 360-Degree Videos For The True In-Your-Face Experience [APK Download] http://www.androidpolice.com/2015/06/03/youtube-v10-21-adds-cardboard-support-to-360-degree-videos-for-the-true-in-your-face-experience-apk-download/ うわー、怪しいapkキタ〜。 v10.21で、 http://www.apkmirror.com/apk/google-inc/youtube/youtube-10-21-57-android-apk-download/