I put together a video on a few things I've learned on UOR about z-axis and other home deco stuff. I shall warn you, my microphone is horribly quiet so I have to essentially put it inside my mouth for you to hear me. The result is you get to listen to me breathing for 8 minutes. Your welcome.
The whole clicking on a fire field thing blew my mind. Plus I never realized that the max stacking height was dictated by your own elevation... crazy!