Let me take you back to a different time, long before the age of social media and iPhones, long before Covid made such a massive impact on our lives. It’s 1952, Winston Churchill is prime minister, Stalin is the head of Russia, television shuts off at 10.20pm every day and most essential food is rationed. 5 years on from premiering as a short radio play entitled ‘Three Blind Mice’, Agatha Christie’s ‘The Mousetrap’ opened on 25th November at London’s Ambassadors Theatre follo