Holy crap, 6 LLs? It's a major pain in the *** to cable manage with my 3 LLs, I can't imagine what it's like with 6... but it's a beautiful build man. I'm sure the frustration is well worth it!
yeah, having ram is definitely nice. But don't go for rgb until you are 100% done buying components, I made the mistake of investing in rgb halfway through my build.
in the thermaltake view, there are pci slots in a vertical orientation, allowing you to have the graphics card mounted vertically. Also, a pcie riser cable is required to connect it too the motherboard, let me know if you want photos or anything else.