Even if you worry about using your smartphone too much, the idea of simply unplugging or ditching it altogether just isn't an option for most of us. So how can we strike the right balance between our tech usage and important stuff like interacting with our family, friends and the world around us when we're not looking at a screen? It's a topic the 'Outside' podcast gets into in a new 4-part series called 'The Nature Cure'. In the first episode, Christopher Keyes speaks to digital minimalist Cal Newport, who wants us to radically re-imagine our relationship with technology.