Rather than having beeps or pop-up messages, notifications could some day alter the shape and texture of an iPhone, Apple Watch, or MacBook Pro, to give tactile alerts.Detail from the patent showing an iPhone with proposed tactile notification regionImagine swiping on your MacBook Pro touchpad and noticing that one side of it suddenly feels a little rough. Or as you listen to music on AirPods Pro, suddenly one is ever so slightly pressing more against your ear.Read more