The iPhone 6s’s signature new feature is 3D Touch, a new way of interacting with the device that has given us new actions such as Quick Actions, Peek, and Pop. Peeling back the jargon, however, you can really categorize all of these new actions as shortcuts.
3D Touch on the iPhone 6s is only used for the time being for in-app shortcuts (Peek and Pop), and system-wide shortcuts (Quick Actions). The new gesture could be used for so much more in the future, though Apple seems to be limiting more advanced 3D Touch functionality for the time being.
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