Pretty much the last statement.
It's akin to what was done here:
https://youtube.com/watch?v=ubIAsmq69L0
Sadly I have to use Windows with this method as both the card used and the other one I'm considering (startech) don't work 100% on linux.
VGA was what I selected as the connector for convenience rather than route it through SCART which I have nothing that can work with that.
This is more or less the cable I have:
https://www.bhphotovideo.com/c/produ...to_14_pin.html
Except about 6' rather than 164'.