Not to be coy, but it only is if it is. For this application I'd agree, but there are plenty of apps that want queues for in-memory use, and if the thing that

Not to be coy, but it only is if it is. For this application I'd agree, but there are plenty of apps that want queues for in-memory use, and if the thing that holds the memory for the queue dies, chances are the whole ecosystem has. Sometimes this is fine.