How can you then adopt best practices of other apps in the market where there are no similarities? (entrepreneur.com)
Future covers could also have simpler touch controls, which would allow users to control media playback and make basic interactions with other apps simply by tapping touch - sensitive areas. (cultofmac.com)
It may work in other apps with a playback control, too — it depends whether the app's developer added this feature. (howtogeek.com)