Concept power units from 2030

[Tommy Cookers]

... a motor with more parts. Doesn't seem to be much different for me than having a larger diameter motor with more magnets and coils. It's just in a different layout.
.... electric motors are extremely reliable. No contained explosions, no parts moving linearly with dead centers.

well as the rotors are fixed to each other one drive/control could/would be common to all rotors

the MG's equivalents of an ICE induction system, ignition system, and valves are in so-called control electronics CE
the F1 CE's and other element's levels of reliability & durability are known

[vorticism]

Not F1 density, but F1 service intervals. Further relevance: F1 racers are aircraft, not cars.