A little tray application that listens out for USB device connections, once it sees the PSVR2 it starts SteamVR
1 Go to your startup folder (win+R "shell:startup") and put the exe or a shortcut to the exe there.
2 ... ?
3 PROFIT!
i kinda googled how to do most of the stuff, i just didn't see a program that did this anywhere so I threw it together