docs: void transformAndQueue(T event, long systemCurrentTimeMillis) {
          // if you're super unlucky, this blows up the stack
          if (rand.nextDouble() < 0.05) {
              // duplicate this message (note recursion means maybe more than duped)
              transformAndQueue(event, systemCurrentTimeMillis);
          }
  
          long delayms = nextZipfDelay();
          delayed.add(systemCurrentTimeMillis + delayms, event);
      }