42 ZHANGJING · EPISODE COLLECTION

42 Zhangjing · Episode notes

Find the mechanisms, cases and conditions in each episode. Start with a topic, follow a guest, or read chronologically to see how perspectives change.

Dates refer to original episode releases. An episode may have multiple topics; roles and claims retain their historical context.

Episode analyses

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2026-08-29 · 47:29 · ZH + EN

After Small-Model Training Gets Cheaper: Lu Yuxin Returns to Data and Serving

Guests / narrator：逯雨鑫

The official claim concerns Hugging Face’s Model Trending popularity list, not first place in overall performance. Lu post-trained an existing model rather than pretraining a general model from scratch. Improvement on a task does not establish stronger capability everywhere.

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