I feel like the bottleneck here is concentration more than number of arms, I doubt I could multitask like that

That’s true for small and simple microcontrollers, but larger and more complicated ones can theoretically implement macro operation fusion in hardware to get similar benefits as CISC architectures

Australia, mid 20s, I can drive manual but currently drive an auto

While they might be bundled together sometimes, Microsoft Office never came with windows. They were always separate products.

As a fellow Australian I think this is partly down to the equipment as well.

I can take a roundabout much faster and more confidently in my sports car with a low centre of gravity and performance tyres compared to an SUV with cheapo tyres like a large proportion of the population drives.

I’m guessing you also drive a car which is more performant than most on the road.