Recursively find this distance for each pair of points along the GPS trace. Also keep a running tally of the total distance traveled. For example, consider the following data after you stop at a red light, sit for a while, and then keep going:
The reason I say this as being important is that there was an insider trading case involving NFTs that essentially got thrown out after a conviction. It was thrown out on appeal because the theory of the case was essentially that the people who were being defrauded were the people who were trading against this insider. And the courts were like, “No, no. No, no, no. We don’t care if people lose money.” The question is, was the fraud in stealing the information to make the trade? That’s thing one: There’s a specific way that the law thinks about insider trading.
。PDF资料对此有专业解读
# Build a single backend，这一点在PDF资料中也有详细论述
In a 2025 shareholder letter, he warned “almost no one is close” to the amount they need to save for retirement. BlackRock, which has $14 trillion in assets under management, surveyed 1,000 registered voters, asking how much they’d need to retire comfortably, and the average response was roughly $2.1 million.