This is my first custom loop. Its going in a new 7800x3d build with core1 aurora cpu block, and an optimus block on my 3090. The ultitube pro d5 next combo looked perfect so I ordered that, my cpu block, 3 rads, epdm tubing, fittings, etc.... Im like $800 into acquiring parts for the loop and now read that the flow meter in the d5 next is just a virtual meter and not accurate. Alot of people suggest getting an octo/quadro, flowmeter, and temp sensor. I have 2 usb2.0 headers on motherboard, one i...