I've been calling this general theme of design evolution "Minamil" (minimal mill). 

Lately I've been working on a variant that seems different enough to warrant distinction -- a mechanically similar design using 3d printed structural parts instead of flat laser cut parts -- and calling it "Minamil 3dp" (3d printed parts).

So I've been retronymically calling this one "Minamil 2dc" (2d cut parts).

I'm not a branding guy. Let's see how this goes...