Nearly a decade ago, Google showed off a feature called Now on Tap in Android Marshmallow—tap and hold the home button and Google will surface helpful contextual information related to what’s on the screen. Talking about a movie with a friend over text? Now on Tap could get you details about the title without having to leave the messaging app. Looking at a restaurant in Yelp? The phone could surface OpenTable recommendations with just a tap.I was fresh out of college, and these improvements felt...