You can't just ask customers what they want and then try to give that to them. By the time you get it built, they'll want something new. 重新閱讀《賈伯斯傳》後有感。「詢問市場要什麼」等到找到答案時，市場的需求已經又改變了；產品要優先於市場需求之前、甚至是創造市場需求（ which is hard 🤧）