Even if it does reduce throughput, which from what I've seen comes in waves (after disembarking a train), the people who are okay standing there get to stand wi

Even if it does reduce throughput, which from what I've seen comes in waves (after disembarking a train), the people who are okay standing there get to stand without being pushed, while those that are in a hurry get to hurry without pushing. Not everything has to be at max efficiency all the time, sometimes the optimal solution is relative.