Rosie Wolfenden says that under the current tax system, and with rising costs, traditional business models are no longer viable Thank you, Anita Chaudhuri, for writing about a crisis that is unfolding before our eyes and urgently needs the government’s attention ( The British food scene was booming. Why has it suddenly gone bust?, 9 June ). Your article about restaurants struggling to stay afloat resonated deeply with me because it mirrors what is happening in the independent retail sector, alon