 Reportedly a difficult colleague, Dempster missed out on scoops about Princess Diana, and even boasted at one point that he had not met her, according to his "Daily Telegraph" obituary.He began to drink more, with several incidents involving police breathalysers, and wrote less; his columns had actually been the work of four people rather than Dempster alone.In the view of observers, Dempster's column in his last years lost its bite, and in his industry he was considered something of a relic