lot of us were, at one point, in love with our smartphones. In the early days of Android and iPhone, apps seemed designed to delight; throw a few quid at the app store in 2010 and you could be playing some cute game, often involving birds , or messing around with a lightsaber within minutes. Social media apps designed for phones let us post artfully casual photos in a few taps, for our friends to drop hearts on. It was fun, once. But over time, its become a toxic relationship. The fun got suc