There was a time that was how you achieved throughput. IPC was janky and unreliable and often slow, and threads offered a cleaner interface for cooperative mult

There was a time that was how you achieved throughput. IPC was janky and unreliable and often slow, and threads offered a cleaner interface for cooperative multitasking on a single runtime. That’s changed as IPC and async improved, and the dangers of threaded led to more safety in threading, leading to slower threading performance.