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1·This paper has discussed three topics about pop-science book's illustration, that is: 1. Could photos substitute illustrations made by hands? 2. Is illustration making a insignificant skill? 3.

本文讨论了有关科普书插图的3个话题，它们是：（1）照相能够取代手绘插图吗？

2·Beyond a certain minimum threshold, programming skill becomes a fairly insignificant factor in running a successful shareware business.

从某种意义上说，对于运作一个成功的共享软件来讲，编程技巧变成了一个不重要的事情。