As stated in the article, the ability to watch videos offline will only be available for users of mobile applications YouTube. Function off-line viewing will be available in November.
"People will be able to add video to their smartphones and tablets to watch them for a short period of time when the Internet is not available" - said in a statement, YouTube.
Duration of the "short period of time" is not specified, the company said that watching the video "will no longer be interrupted by something as trivial as the morning commute to work." For further details, YouTube promises to announce in November.
In 2012, YouTube application for Android has already appeared similar feature that allows you to inspect the offline video viewing which started when connected to the Internet connection. Overall, however, save video for later viewing without having to connect to the web contradict the rules of use of the service. While some applications, such as FoxTube, allow you to save videos to play locally without an Internet connection.
In late August, came a major upgrade of YouTube for devices iOS. Interface has been approached to "card" design of other services Google, as users of the application were able to minimize the viewing screen to continue playing the video on a "picture in picture" in parallel with the search service or scrolling list of videos.