docs: def get_global_rate_limit(self):
          """Get the global rate limit per client.
  
          :rtype: int
          :returns: The global rate limit for each client.
          """
          r = urllib.request.urlopen('https://archive.org/metadata/iamine-rate-limiter')
          j = json.loads(r.read().decode('utf-8'))
          return int(j.get('metadata', {}).get('rate_per_second', 300))