Adobe Flash Player
Steve Jobs also claimed that a large percentage of the video on the Internet is supported on iOS, since many popular video sharing websites such as YouTube have published video content in an HTML5 compatible format, enabling videos to playback in mobile web browsers even without Flash Player.
Game client
To many game developers, adopting technology is the key to their engineering. Standardized platforms such as HTML 5 and JavaScript can allow media integrations and deeper developments. A game client provides the ability to do so.