We are concerned about it, but, as I said, we are working on succession planning. We conduct recruitment campaigns to create pools of pre-qualified candidates. We can then use the pools to quickly replace departing employees. We also have a knowledge transfer program that allows us to hire people in order to double up employees in certain key positions. This allows for knowledge transfer from departing employees to new hires.
On May 3rd, 2016. See this statement in context.