The likes of Samsung, Sony, LG and HTC brought their best to the annual consumer electronics gathering, unveiling everything from impossibly thin TVs to a gizmo that just might change the course of virtual reality. We chatted with the co-founder of Oculus about – what else – VR, got the scoop from Huawei on just how smartwatches can take the world by storm, and learned where the next battleground in television really lies.