Big trees cover the sky and the sun, and the Internet world has its own water, electricity, coal and gas ect, so it is difficult for the tiny grass below to grow. The long-term evolutionary game, so that everything in the world dealing with people, there are costs behind the benefits, risks behind the shortcuts.
大樹遮天蔽日，網際網路世界的水、電、煤、氣各有其主，于是下面的小草就很難生長出來。長期的進化博弈，讓這個世界上所有和人打交道的事，收益背後都有成本，捷徑背後都有風險。
