Christopher Sparey-Green responds to an article on ‘when metal detectorists go rogue’Archaeology is not metal-detecting – the discovery of objects is not the aim, however “valuable” an item or hoard may appear to be (Stealing Britain’s history: when metal detectorists go rogue, 2 June).The use of the term “treasure” in the name of English and Welsh legislation is highly misleading, only fostering views such as that of the National Council for Metal