Karpathy built HackerTube in 2 hours. I rebuilt it in the open and measured it

Automated excerpt

Karpathy's HackerTube showed that an LLM can sort the two and turn twenty years of comments into a watch list. You also pay for an LLM call on every one of 257,038 comments. Qwen2.5-1.5B-Instruct, a small LLM, sees only the comments Laya is unsure about.

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