London Coffee Festival at Truman Brewery, London, UK. 14th April 2018. General views, stands and delegates at the London Coffee Festival. Disposable paper cups, this year the emphasis was on the gradual change in public perception towards using re-useable coffee cups and bio degradable / recyclable disposable cups with the news that Waitrose will stop giving customers free disposable paper cups saving and 57 million cups per year. ? Elliott Franks / eyevine