@edsuom @Kit_Yates_Maths The graph doesn't really show the excellent point you made. Going into a stores (or office, pub, etc.) with 30 other people 100 times is very different from going into that place once.
@edsuom@Kit\u Yates\u数学这张图并没有真正显示出你的观点。与其他30人一起进入商店（或办公室、酒吧等）100次与一次进入那个地方非常不同。