This statement sums it up for me; "The PSP can execute system workloads as well as workloads provided by trusted third parties. - AMD"
Its just a nice thing to have for me, not like a hard requirement, but I thought since I disabled Intel Management Engine on my Thinkpad a year ago I might as well give PSP a try.
Well I already got static IP from my ISP and configured Wireguard on my directly on my router so I think I'm good.