Even if you examine every line of code and correct every problem you find, you still can't be sure that a particular program will function properly.
可是「軟體問題，是沒辦法百分之百打包票的」，吳增峰坦承，即使每一行程式都看得到、修正好，也沒辦法保證執行結果一定完美無缺。