https://www.theregister.co.uk/2018/05/24/met_police_wont_use_facial_recognition_tech_at_notting_hill_this_year/ > London cops will not use controversial and inaccurate facial recognition technology at this year's Notting Hill Carnival – in a departure from the trend over the previous two years. > The Metropolitan Police have been using the technology since the 2016 carnival, which takes place on the August bank holiday weekend, despite intense pressure from campaigners and politicians.