Earlier quoted context omitted.
Any examples of what their products cannot do as effectively as their marketing department say. Just curious :)
Yeah, as someone who's considered using them I would very much appreciate any information about practical shortfalls
Definitely the easiest way to set up a bare metal cluster.
Make sure you backup the rancher instance, or you won't be able to recover the cluster if something goes wrong.
Built in monitoring doesn't work very well on all hardware.
Mostly it's great, though.