Apple introduced the iPhone and iPad with multitouch screens, as well as the Magic Trackpad, also a multitouch device. These devices require consumers to use gestures $($touch$,$ swipe, tap, etc.$)$ to perform various functions. This could make the mouse, a device Apple invented in $1977$ for its Apple II$,$ obsolete. With the emergence of multitouch technologies, the mouse most likely is now in the $$ stage of its product life cycle.

decline

deletion

harvesting

cancellation

maturity