Traffic co-founder Dave Mason dies aged 79 as family pays tribute to 'a remarkable life devoted to music' Traffic co-founder Dave Mason has died peacefully at home in Nevada, with tributes honouring his influential career and enduring legacy. 22 April 2026 Traffic co-founder Dave Mason has passed away at the age of 79, with his family confirming the news in a heartfelt statement celebrating a life spent in service to music.