John Sylvan created the Keurig instant coffee system in the early 1990s . One in three homes in America is thought to have coffee brewing system . Mr Sylvan said Keurig 's own - brand K - Cup pods can not be used . He admitted he no longer drinks Keurig coffee or uses a K - Cup pod . Sylvan drinks filter coffee after Keurig testing caused heart problems . Americans were charmed by ' Brew the beans ' trying to buy a coffee - Cup . Similar adverts in UK for Nespresso were fronted by George Clooney . This has boosted popularity of instant capsule coffee in the UK .
John Sylvan created the Keurig instant coffee system in the early 1990s . One in three homes in America is thought to have coffee brewing system . Mr Sylvan said Keurig 's own-brand K-Cup pods can not be recycled . He admitted he no longer drinks Keurig coffee or owns a K-Cup machine . Sylvan drinks filter coffee after Keurig testing caused heart palpitations . Americans were charmed by 'Brew the Love ' adverts to buy a K-Cup . Similar adverts in UK for Nespresso were fronted by George Clooney . This has boosted popularity of Nespresso capsule coffee in the UK .