As we gear up for a bright shiny new year, it?s worth taking a little time to consider where we?re at in networking, and what?s coming up next. We?ve come a long way in the last couple of years, with the rise of Software-defined Networking and continued gains in mobility and virtualization. Challenges remain, but there?s a growing sense of momentum that was very much in evidence at HP Discover in Barcelona last month, where HP experts unpacked their views on the state of the art.