egg farmer: Jonathan Vance, the chief of defence staff, told a defence and security conference Saturday that the military has to change because the very nature of warfare is changing, particularly when it comes to cyber-warfare.article continues below Trending Stories Why this 25-year-old decided to be an egg farmer in B.C. Vancouver woman attacked in West End apartment building Vancouver's creepiest unsolved mysteries World-famous hot pot restaurant Hai Di Lao to open in Metro Vancouver I think we ... stand accused of looking backwards and seeing what worked in the past and keeping those practices going forward, Vance told the Halifax Security Forum, which has attracted more than 300 experts, politicians and military officials from around the world, according to Vancouver Courier. That worked through a great stretch of warfare that was state-on-state, that matched physical versus physical. Gen. All of us in this room are infused with that DNA. He said the problem is that the nature of warfare is changing fast. We know that the future of warfare is going to demand different ways of thinking in different domains so that we can prevail. It has required that we become diverse so that we attract the talent we need he told a panel discussion. (www.immigrantscanada.com). As reported in the news.