VR Text Was Killing Performance, So I Took a Hatchet to Godot's Label3D

I hit two massive problems a few months back. First, my simple text menus were absolutely destroying performance in VR, especially when adding nodes to the scene tree. Second, the font quality looked like shite. This is the story of that rabbit hole and the custom solution, FastText, that came out of it. TL;DR: If you're using Label3D in Godot for anything more than a couple of labels in a