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Our central finding gives a double-edged insight: visual inputs produce a pronounced hot-start effect, more than doubling early-stage accuracy within the first epoch (at 0.4% of total training steps) (12.3% visual inputs vs. 5.8% index-based baseline), yet both approaches converge to essentially identical final accuracy (39%). This pattern holds across resolutions as low as 8x8 pixels, partial cropping up to 50%, and model scales from 110M to 1.78B parameters. The mechanism we identify is that glyph rendering pre-encodes radical-based structure into embedding space before any training (cosine similarity 0.27 vs. 0.002 for random embeddings), enabling faster alignment but not higher final capacity. 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