Should you synchronize the run method? Why or why not?

Question

I have always thought that synchronizing the run method in a java class which implements Runnable is redundant. I am trying to figure out why people do this:

Answer 1

From my experience, it's not useful to add "synchronized" keyword to run() method. If we need synchronize multiple threads, or we need a thread-safe queue, we can use more appropriate components, such as ConcurrentLinkedQueue.