I wish I knew that back then. I know a vanguard mate who also bought core x new and I think after you. This is how technology update goes today. About trade in it’s nice if there’s but it’s always sucks price for older hardware better sell it on ebay, look at Apple and GameStop trade in program. Good side it’s stil same TB3 bandwidth, extra PSU watt is for io ports, when I’m not wrong you’ve chroma stand and rtx card? Did you try using usb c on rtx card to power chroma stand. If yes I would like to know if it works or not.