There is makeshift stall in the Cambridge Market that sells different kinds of tea (it also sells different kinds of coffee, but I don’t care about coffee). Charlotte, Holly and I run there in the unpredictable rain to see his collection. No, he says when I ask him, he doesn’t own a store—this stall alone takes up far too much of his time. It’s a hobby: a diligent one, but not a day job. It’s hard to imagine how it wouldn’t be. Each tea is sourced from around the world and de