The Stock Market Explained When a company goes public, it decides how many units to create, what rights attach to each unit, and who gets which type. SpaceX created two types. Class A is what they sold to the public. Your pension fund, retail investors, institutional buyers — everyone who bought at IPO got Class A. One vote per share. If you own 1,000 shares, you have 1,000 votes. Class B is what Musk holds. He did not buy these at IPO. He held them before the company went public, as the founder

Andrej Karpathy's explaination of Bigram Language Model explained Bigram LMs, though simple, it provides powerful insight into the inner mechanics of how tokens are processed in language models. This is a pre-amble for what's next: GPT, which is the 2nd part of the series The Bigram model here incorporates: Tokenization, Vocabulary, Negative Loss Function, Cross Entropy, Logits, SoftMax, Optimizer, and AdamW These are essential ingredients to understand in order to build our knowledge on how LLM