We're working very closely with our partners at CN, and in terms of technology development, this one is moving quite quickly. We're ready to put the pilot together sometime next year. I think after the pilot, we're going to be moving that into the demonstration phase, so you're probably looking at a two-year development timeline before we look at a commercial application or a commercial trial of this particular technology.
On October 26th, 2017. See this statement in context.