While thinking back on instance5 earlier today, I was reminded of how poor of a way it was to extend
the Roundhouse system.
In a flash of inspiration, I was struck with the idea that you could add doorways, and then passages up or down, and those would fit perfectly with larger, outer rings of Roundhouse-style instances.
Immediately, I set to work prototyping this idea.
The current system supports up to 3 rings of instanced...
