so this means I can be on a vacation, turn on my ubuntu desktop remotely, login and control it ? I have a strong need for this as my desktop is also a server
Now, VNC might actually also work very well over WireGuard or SDN based on WireGuard. Since VNC was designed for LAN, in a time where LAN was the common use case.
For me, low latency is from the past. I always got either wired, Wi-Fi, LTE, or Starlink.