Why would there be a doubling of British and Irish World Cup turnover? Well, bookmakers located in Ireland and Britain have revealed that they expect that a younger, more tech savvy football audience to help double turnover on World Cup betting next month. Speaking to media, William Hill Trading Director Terry Pattinson said that his company will expect to double their £100 million in betting turnover that occurred during the World Cup in 2010. He bases that estimation on younger punters who are more casual in their betting patterns, as well as increased focus being placed on in-play bets. “Most…