What is the reason for “while(true) { Thread.Sleep }”?

Question

I sometimes encounter code in the following form:

while (true) {
  //do something
  Thread.Sleep(1000);
}

I was wondering if this is considered

Answer 1

There are better ways to keep the Azure Service and exit when needed.

Refer:

1. http://magnusmartensson.com/howto-wait-in-a-workerrole-using-system-timers-timer-and-system-threading-eventwaithandle-over-system-threading-thread-sleep
2. http://blogs.lessthandot.com/index.php/DesktopDev/MSTech/azure-worker-role-exiting-safely/