They better have a system like toyota (D4S) where they have both port and direct injection so that the valves dont get carbon built up. The D4S system works fantastic on toyotas.
On a interesting FSD Tesla note
https://theintercept.com/2023/01/10/...age-autopilot/
Damn thing caused a 8 car pileup. Pay 18k for something like this is idiotic.