Run CPU as fast as Python can...

def burst_run(self):
        """ Run CPU as fast as Python can... """
        # https://wiki.python.org/moin/PythonSpeed/PerformanceTips#Avoiding_dots...
        get_and_call_next_op = self.get_and_call_next_op

        for __ in range(self.outer_burst_op_count):
            for __ in range(self.inner_burst_op_count):
                get_and_call_next_op()

            self.call_sync_callbacks()