message: spelling: queue
diff: @@ -59,7 +59,7 @@ Now all that is required is to determine when this interval has elapsed. This ca
  signal, calculating elapsed time by reading of clock registers, using timing library functions, the `sleep()` call, or
  by an timer driven interrupt service routine (ISR). **Note:** ISRs are complex items and should be studied in detail
  before going this route. Notably, the ISR should not execute the rate group directly, but rather should set a flag or
  -queu a start message and allow the `while (true) {}` spin in the main loop to detect this signal and start the rate
  +queue a start message and allow the `while (true) {}` spin in the main loop to detect this signal and start the rate
  groups.
  ## Multi-Core and Multi-Device Systems
  