Yes, but I can still spawn thousands of event-based Scala actors on the same machine. The actual problem with author: He believes running long and costly operat

Yes, but I can still spawn thousands of event-based Scala actors on the same machine. The actual problem with author: He believes running long and costly operations on an HTTP request is OK which is never and ever right. If you need to wait 5 seconds to perform a task, make it asynchronous.