I started to reply... then it got longer and longer so I just turned it into a new post.
https://peakd.com/blog/@dwinblood/so-you-want-to-make-an-mmo-and-youd-like-my-help
Also I've spoken to you a few times in the past about Matrix-8.
I was the one that talked to you about Voxels and Octrees and such.
Yes, i remember. Thanks