Things We Found in the Ground: A Metal Detecting Journey through BritainEleanor Bruce & Lucilla Gray, HarperNorth, £20 IN his book about autism and special interests, What I Want To Talk About, Pete Wharmby writes: “Ever since I was a child, I desperately wanted others to be as interested in my interests as I was,” but “it hardly ever happened ... We often go through life believing no-one cares enough about what we really want to talk about.”