Why apply for patents?

Regardless of one’s philosophy, patent system is here.  The real question to be…


What does a patent do?

A patent gives its owner (or patentee) a right to exclude others from making,…


教育的谦卑作用 The Humble Function of Education

Education is a very broad concept.  Here I narrow my comment on mass education…


教育技术论

先前曾讨论过规模教育产业的三大关键,有效性,可复制性,和低成本。…


教育产业革命的立足点

教育产业革新之所以重要,是因为这个产业的技术变革是有一天平民甚至穷人的孩子们能得到优质廉价教育所需要的,甚至可能是必须的,否则我们将只看到富人儿女借资源优势出人