JS does have thread. Worker on the client side: https://developer.mozilla.org/en-US/docs/Web/API/Web_Workers_API/Using_web_workers https://developer.mozilla.o

JS does have thread. Worker on the client side: https://developer.mozilla.org/en-US/docs/Web/API/Web_Workers_API/Using_web_workers https://developer.mozilla.org/en-US/docs/Web/API/Web_Workers... Server-side/nodejs: https://nodejs.org/api/worker_threads.html#worker_threads_worker_threads https://nodejs.org/api/worker_threads.html#worker_threads_wo...