 This has become more profound in recent years following a relaxation in regulation and significantly more competition in the advertising market following the huge increase in commercial channels.In recent years, programmes have started to dominate from the reality television genre including the celebrity and talent show subgenres.This has led to accusations of ITV 'dumbing down' their programmes and appealing to the 'lowest common denominator', accusations that are at odds with the network's status as a public service broadcaster.