本文逐一拆解a16z这三份报告的核心判断，以及这些判断背后，钱正在往哪里流。
The tree behind the grid，这一点在51吃瓜中也有详细论述
curr = buckets[i];，这一点在夫子中也有详细论述
Felo 的执行步骤很有趣，它先预设了不同用户对象，并生成相应的故事线大纲，你可以修改或删除某页大纲，也可以生成新的大纲：
If all you’re looking to do is just click a button and get a decent print for a reasonable price, we recommend Fujifilm’s Instax Mini 12. It’s a basic instant camera that’s similar to our former pick, the Instax Mini 11, but with some minor updates. It still takes less than five minutes to start shooting, but the setup process is easier since all you need to do is twist the lens to either “on” or “off.” Such ease of use, combined with the camera’s thinner build, makes it particularly well-suited for kids and those new to photography.