Garry Tan 探讨了商业本质中的“榨取”现象，指出除了发明新品，提供低利润榨取的替代方案也是创造价值的关键路径

So much of the business world is just surrounding valuable things that people want and need with the machinery that extracts higher margins out of the transaction Which means there are actually two ways to make things people want: 1/ making new things 2/ studying the extraction techniques and providing an alternative that is less extractive