Two things: scaling well in a single node environment necessitates separating concerns such that scaling across nodes won’t suck as much. And, C often cuts down

Two things: scaling well in a single node environment necessitates separating concerns such that scaling across nodes won’t suck as much. And, C often cuts down O(n^2) algorithms in python to O(1) because the algorithm is O(1), but Python was doing n^2 memory allocations behind the back.