Python Writes the Answer Sheet

train_gpt2.py as nanoGPT-shaped model, token-river loader, and a write_state bridge that dumps weights, grads, logits, and loss.

The Model File Has No Names

A 28-byte header, 58 MB of unnamed floats, one C inference loop, and the contract that holds them together.

A Live Wire Is Not a Language

The complete Tiny Shakespeare baseline as an instrument: diagnostics, curve, checkpoint, and one revealing broken specimen.