As long as there’s sufficiently few regulations to stop it being profitable for companies to market and sell vapourware then people will keep assuming they’re not buying into a scam
You could probably do it way more simply with emulation, but it seems the point of this technical exercise was to do it all with original hardware (which is pretty cool)
If it’s a first-person view then I just want to point the stick in the direction I want to look. If its a third-person view then I’m moving the camera so you need inversion.