translation.en: We all sit at various places at various times on this scale, but what the law of diffusion of innovation tells us is that if you want mass-market success or mass-market acceptance of an idea, you cannot have it until you achieve this tipping point between 15 and 18 percent market penetration, and then the system tips.
translation.zh: 虽然我们在不同的时候会处在这个曲线上不同的位置， 但是创新的传播规律告诉我们 如果你想在大众市场上 获得成功，或者要大众接纳一个点子， 你得等到 获得15%-18%的市场接受度 这个转折点之后才行。 那时之后市场才真正打开。