Add a smaller boot drive to run the OS and programs from, for sure. Maybe 2 if he wants to dual boot Windows and Linux(Steam OS full release is on the horizon).
If you can snag a 5090 in 2-3 days when they release, you’ll definitely be future-proofing yourself a bit more. There’s a liquid cooled version of the 5090 by Gigabyte that’s sure to be one of the best performing aftermarket variants.
I’d also swap the motherboard with the Asrock Taichi X870E, which is the best featured X870E board IMO. I’ve also had loads of issues with Asus products. Otherwise, it looks pretty maxed out. You win all the brownie points!
It says Continue without disabling on the bottom of that banner, which if you do, it gives you access to the whole site without hassling you again. At least it does on my end with Firefox.
Obviously it’s bullshit to constantly badger you, but it doesn’t currently restrict access to anything.