This is nonsense. Tokio was built for I/O, not crunching numbers. Most programmers know to use spawn_blocking to crunch 10MB JSON, if needed.
Additionally, the proposed workload per thread model will be orders of magnitude slower than Tokio for I/O-bound workloads, which most applications are.
Additionally, the proposed workload per thread model will be orders of magnitude slower than Tokio for I/O-bound workloads, which most applications are.