[Rancher employee] There has been comparatively minimal interest in Mesos/Swarm vs Cattle and K8s, but they will continue to be available as catalog items (not

[Rancher employee] There has been comparatively minimal interest in Mesos/Swarm vs Cattle and K8s, but they will continue to be available as catalog items (not in the current preview). The built in balancer is still HAProxy. Let's Encrypt integration is certainly a possibility but no immediate plans. Volume support is not fully there in the current preview release, but all those projects will continue to be supported.